The first observation, General Secretary Three, went to the community this time to investigate the old-age care work.

  Recently, during his inspection tour in Chengde City, Hebei Province, General Secretary of the Supreme Leader came to Binhe Community Home Care Service Center in High-tech Zone to conduct on-the-spot research on old-age care services.

  Coping with the aging population, achieving a good sense of security for the elderly and promoting the healthy development of the old-age care industry are all important tasks that General Secretary Supreme Leader pays attention to.

  In February, the 28th collective study in the Political Bureau of the Communist Party of China (CPC) Central Committee, from the perspective of promoting the high-quality and sustainable development of social security, studied a series of major issues, including the old-age insurance system, developing social welfare undertakings such as providing for the aged, and improving the care service system for the elderly.

  In May, the Political Bureau of the Central Committee listened to a report on major policy measures to actively respond to population aging during the 14th Five-Year Plan period.

  In July, the Decision of the Central Committee of the Communist Party of China and the State Council on Optimizing the Birth Policy to Promote the Long-term Balanced Development of the Population was released. This is regarded as an important document to actively respond to aging and promote long-term balanced population development.

  In August, I went to Chengde and specially arranged to inspect the community pension work.

  This is the afternoon of August 24th, when the Supreme Leader visited Binhe Community in Chengde High-tech Zone, he had a cordial exchange with the community residents. Xinhua News Agency reporter Li Xueren photo

  At present, the population aged 60 and over in China exceeds 260 million. The relevant departments predict that during the "14th Five-Year Plan" period, the elderly population in China will exceed 300 million.

  In the "Fourteenth Five-Year Plan" proposal deliberated and adopted by the Fifth Plenary Session of the 19th CPC Central Committee, "implementing the national strategy of actively responding to population aging" was listed out of the health field for the first time.

  "Actively responding to the aging population is related to national development and people’s livelihood, and is an important measure to achieve high-quality economic development and safeguard national security and social stability." The the Political Bureau of the Communist Party of China (CPC) Central Committee Conference held in May this year pointed out the practical significance of actively responding to the aging population.

  The aging of the population is both a challenge and an opportunity for economic and social development. According to the prediction of relevant experts, the investment scale of "silver-haired economy" will be further expanded during the "14th Five-Year Plan" period, and the consumption of the elderly will continue in generate. Therefore, it is necessary to promote the coordinated development of the old-age care cause and the old-age care industry, further tap the potential of the "silver-haired economy" and cultivate and develop new economic kinetic energy.

  In the Home Care Service Center of Binhe Community in Chengde High-tech Zone, the General Secretary of the Supreme Leader inspected the information platform, aging renovation and other projects, and asked in detail about the service scope and rescue methods.

  This is the afternoon of August 24th, when the Supreme Leader visited the Home Care Service Center of Binhe Community in Chengde High-tech Zone to see the aging renovation and other projects. Xinhua News Agency reporter Li Xueren photo

  Perfecting the old-age service system is a key measure to deal with the aging population. The outline of the "14th Five-Year Plan" proposes a number of measures, including "integrating and utilizing existing resources to develop embedded community-based old-age care" and "actively developing rural mutual-help happy homes and other mutual-help old-age care".

  According to the survey, more than 90% of the elderly in China tend to care for the elderly at home. Embedding high-quality, professional resources for the aged in the community to meet the needs of the elderly who care for the aged at home to enjoy high-quality services without leaving the community will not only help reduce the cost of providing for the aged, but also benefit more elderly people with high-quality services for the aged.

  During this inspection, the General Secretary emphasized that "the community home care service network should be improved, and an old-age care service system should be built with the coordination of home community institutions and the combination of medical care and health care", which pointed out the direction for the development of China’s characteristic old-age care service system.

  On the afternoon of August 24th, the Supreme Leader had a cordial conversation with the elderly volunteers at the Binhe Community Home Care Service Center in Chengde High-tech Zone. Xinhua News Agency reporter Shen Hongshe

  For the elderly, a happy old age cannot be separated from the material guarantee of "a sense of security for the elderly", but also the spiritual pursuit of "a sense of worthiness for the elderly". Only by meeting the needs of the elderly in many aspects can they enjoy a happy and happy old age.

  "It is necessary to combine the old age with the old age, study and improve policies and measures, encourage the elderly to continue to shine, give full play to the role of the younger elderly, and promote volunteers to do more in community governance." The words of the Supreme Leader General Secretary have warmed the hearts of the elderly.

  Producer: Zhao Cheng

  Planning: Huo Xiaoguang

  Lead writers: Gao Lei, Huang Yue

  Coordinator: Zhang Xiaosong, Huang Quanquan, Zou Peiyan and Wang Xuan.

  Visual Editor: Tang Xing, Zhu Gaoxiang

  Xinhua News Agency produced domestically.

  Produced by the first studio of Xinhua News Agency

Wuling’s various national six B models are on sale for 34,800 yuan.

  [Aika car listed new car original]

  On March 9, 28 national six B models of SAIC-GM-Wuling were listed.The price range is 34,800-74,900 yuan.. It is reported that this time, a variety of power sources including Wuling brands 1.2L, 1.5L and 1.5T are involved, covering a variety of vehicles including Wuling Light, Wuling Light Truck, wuling glory S, wuling glory Truck and Wuling Hongguang S.

 

Wuling

  According to our understanding, in terms of comfort configuration, wuling glory pickup, wuling glory S and wuling glory Extended Edition are equipped with central locking, remote control key, electric windows and EPS electric power steering system. In terms of safety configuration, wuling glory V, Wuling Hongguang V, Wuling Hongguang S, New Wuling Hongguang S and Wuling Hongguang S3 are equipped with tire pressure monitoring, which can check the tire pressure status at any time and grasp the vehicle information in time.

Wuling

Wuling

  In the power system, this 1.2L naturally aspirated engine has undergone more than 10 technical upgrades, and the maximum torque can reach 112Nm at 3000rpm, which fully meets the daily travel and heavy cargo transportation needs of users. While ensuring the original economy, the emission is lower, giving consideration to power output and economic fuel consumption.

Wonderful content review:

The production capacity will be greatly improved, and the "Wuling brand" mask machine will be off the assembly line.

Carry out online marketing Wuling pushes the new policy of buying cars during the epidemic.

The daily output is 1.7 million masks produced by SAIC-GM-Wuling.

Xiaomi seems to be playing with a very new ecology.

Xiaomi, who called for an open ecology, has made a "big job" this time.

 

On the evening of October 29th, Xiaomi held a new product launch conference, including the annual flagship model Xiaomi 15 series, the production version of Xiaomi SU7 Ultra, and a number of Xiaomi ecological products.

 

In more than 160 minutes, Xiaomi gave a long explanation on the update of various product lines in the ecological chain, and just as the audience’s patience was exhausted, Xiaomi SU7 Ultra, who won the title of "the fastest four-door car on the surface" in Newbei not long ago, came to the finale, which pushed the conference atmosphere to a climax instantly.

 

However, although Xiaomi SU7 Ultra made other products a supporting role, throughout the whole conference, there was an upgrade that still surprised the author-the OS 2.0 system.

 

To be precise, it is the HyperConnect function on 澎湃 OS 2.0.

 

Like the mainstream thinking in the industry at present, 澎湃 OS is a system based on AOSP (Android Open Source Project), and Xiaomi officially does not shy away from this point, emphasizing the compatibility brought by distributed collaborative computing outside the Android framework.

 

By version 2.0, this compatibility even extended to the Mac across the end and ecology.

 

According to Jin Fan, vice president of mobile phone department of Xiaomi Group, Xiaomi HyperConnect function will fully support Apple devices. On the 澎湃 OS 2.0 system, Xiaomi mobile phone can realize file transfer with iPhone, iPad and Mac, and at the same time support viewing documents in Apple’s exclusive format such as Keynote and Pages on Xiaomi devices.

 

What’s more exaggerated is that HyperConnect also supports the use of "Xiaomi Miao Xiang Desktop" on the Mac, that is, mirroring and controlling the Xiaomi mobile phone on the Mac.

 

At a time when terminal manufacturers generally emphasize the ecological closed-loop experience, Xiaomi has started an attempt called "ecological integration".

 

 Why "hug Apple"?

 

"Among Xiaomi users, more and more people choose to hold both Apple and Xiaomi (equipment)." At the press conference, Jin Fan explained that OS 2.0 supports Apple devices.

 

In fact, Xiaomi’s "openness" to Apple has long been a clue.

 

In the early years, when Xiaomi mainly promoted the "Mijia" ecological chain, the Mijia desk lamp and smart door lock supported the connection to Apple’s Homekit, and then the printer was seamlessly connected to Apple’s AirPrint. When Xiaomi SU7 was released last year, it was a one-step adaptation for Apple users, which not only supported CarPlay and Airplay, but even supported the iPad to get on the bus.

 

Lei Jun even said at the time that "Apple users will have a good experience when they drive Xiaomi cars".

 

It should be said that the compatibility of these devices with the Apple system is not surprising. Because both Xiaomi’s home eco-products and Xiaomi’s cars are outside Apple’s product sequence, it is very important for Xiaomi to attract iOS users without competition.

 

But the problem is that on 澎湃 OS 2.0, Xiaomi’s mobile phone is interconnected with iPad and Mac, and Xiaomi has its own tablet and PC products, which is contrary to the common narrative logic in the Android camp.

 

Here is an interesting phenomenon: although the open source features of Android system can’t make devices tightly coupled, most manufacturers are still keen to build a relatively closed ecosystem.

 

In essence, this is because manufacturers want to bind mobile phones, tablets and IoT devices together. Of course, in terms of propaganda, most of them use the words "to ensure the consistency of user experience".

 

It should be said that this statement is true to some extent. After all, if the terminal manufacturer has the ability to rewrite the framework of file transfer from the bottom, it must be better than the simple communication protocol opening in stability.

 

However, in the current Android camp, there is neither a "walled garden" forced by iOS and App Store, nor a good cross-test experience for users.

 

Regardless of the compatibility of Android with desktop systems such as Windows, MacOS and Linux, we only talk about the previous communication interconnection within Android. Up to now, there is no comprehensive solution. When it comes to cross-end file transfer, users will still choose third-party applications such as LocalSend, or even "file transfer assistants" with simple functions.

 

Therefore, in the middle of the Android camp, building a completely closed-loop ecology can basically be regarded as congenital conditions.

 

Therefore, it is not difficult to understand why Xiaomi holds such a development attitude towards the closed apple ecological equipment.

                     

On the one hand, Xiaomi rarely overlaps with Apple’s user portraits on products other than mobile phones, just as people who buy Xiaomi tablets pay more attention to entertainment attributes, while iPad users will pay attention to productivity applications. On the other hand, the Android system is inherently difficult to close the ecology, and there is really no need to forcibly shape the "ecological moat".

 

In addition, with the promotion of AI application in the end side, the barriers between different ecosystems must be gradually blurred.

 

They are all bucket machines. What do manufacturers spell?

 

On the eve of this conference, there was an episode in which all kinds of digital forums were wondering how much the price of Xiaomi 15 series would increase this time.

 

Because when the Xiaomi 14 series was released, Lei Jun specially emphasized that "the cost of various components is rising this year, and the price is 3999 yuan (price), which is really the last time."

 

In the end, when the price of Xiaomi 15 series was released, the price of 200 yuan fluctuated under the same configuration as the previous model, and the image of Xiaomi as "cost-effective" was maintained. After all, on SoC alone, the price of Qualcomm Snapdragon 8 Extreme Edition has increased by 15% this year compared with the previous generation.

 

However, it is worth mentioning that after this conference, except for the price, there was hardly much discussion on Xiaomi 15 series, and the same was true for mobile phones released by other manufacturers recently.

 

One problem reflected by this is that there is basically no performance difference in the hardware configuration of today’s mobile phone industry, and almost all the bucket machines on the flagship models are guaranteed to be over-configured. Even in the past, the boundaries of the "medium cup/large cup" models deliberately differentiated by manufacturers were not so clear. Looking at the "beggar version models" of each family, even obvious shortcomings could not be found.

 

In this context, what should manufacturers fight for in the future mobile phone industry?

 

At present, AI must be a general direction.

 

On the 澎湃 OS 2.0 system, Xiaomi has equipped a number of AI functions for this system, including movie lock screen based on AI computing, AI writing, AI sound recognition, etc., as well as the upgraded AI Agent "Super Little Love".

Looking at these functions alone, none of them will make people feel fresh, but Xiaomi’s advantage lies in the 澎湃 OS system, which integrates Xiaomi Vela OS, an embedded Internet of Things software platform developed by Xiaomi, at the beginning of its design, and its distributed collaborative computing features are naturally suitable for cross-end execution.

 

Therefore, what Xiaomi really expects is the role that AI Agent plays in smart homes and cars on the basis of taking mobile phones as the control center.

 

A counterintuitive fact is that although the big model has penetrated into all walks of life, the smart home, which was first regarded as the AI landing scene, has even regressed.

 

Taking smart speakers as an example, according to the data of Roto Technology, in the first half of 2024, the sales volume of smart speakers in China was 8.055 million units, with sales of 2.17 billion yuan, down by 29.8% and 33.8% respectively.

 

From the user’s point of view, the current smart home devices lack the ability to create automatic scenes, and the traditional "point-to-point" control between APP and smart devices has been difficult to meet the intelligent needs in complex scenes.

 

From this point of view, Xiaomi’s huge smart home ecology seems to be the best sample to verify whether AI Agent can be competent for multi-scenario scheduling.

Xinjiang public security organs announced 8 typical cases of cyber crimes.

  Cctv newsAccording to the WeChat WeChat official account news of the Network Security Bureau of the Ministry of Public Security, in order to effectively purify the network environment and effectively maintain the clear cyberspace, Xinjiang public security organs have continuously cracked down on network-related crimes according to law and investigated a number of network-related crimes.

  Case 1: Wang and others are suspected of helping information network criminal activities.

  On February 9, 2023, the work of the public security organs in Hutubi County, Changji Prefecture found that Wang, a resident of the jurisdiction, and others helped telecom network fraud gangs to carry out illegal and criminal activities of "running points" money laundering, involving a huge amount of money. At present, the public security organs have transferred eight people, including Wang and Yi, to the procuratorial organs for prosecution for helping information network criminal activities.

  Case 2: Zhang and Lai are suspected of helping information network criminal activities.

  On March 15th, 2023, the public security organ of Tacheng City in Tacheng District found that the suspects Zhang and Lai handled a number of fixed telephones and set up GOIP equipment in the form of registered companies, helping overseas electric fraud gangs to commit telecom fraud and criminal activities. Tacheng People’s Court sentenced Zhang to one year and six months’ imprisonment and Lai to one year’s imprisonment for helping information network criminal activities.

  Case 3: Xie was suspected of using the Internet to spread obscene articles for profit.

  On July 3, 2023, the work of the public security organs in Midong District of Urumqi City found that Xie Mou, a netizen in the jurisdiction, uploaded a large number of obscene pornographic videos to a pornographic website for illegal profit. At present, the public security organs have transferred Xie to the procuratorate for prosecution for spreading obscene articles according to law.

  Case 4: Kaimou is suspected of using the Internet to spread obscene articles for profit.

  On November 15, 2023, the public security organs in Nileke County, Yili Prefecture found that Kaimou, a netizen in the jurisdiction, used the Internet to sell a large number of obscene pornographic videos. At present, the public security organs have transferred Kaimou to the procuratorate for prosecution for the crime of making, copying, publishing, selling and disseminating obscene articles for profit.

  Case 5: Ma was suspected of providing intrusion and illegal control of computer information system programs and tools.

  On September 26, 2023, the public security organs of Toli County in Tacheng District found that Ma, a netizen in the jurisdiction, used APP vulnerabilities to write software agreements to illegally obtain citizens’ personal information. At present, the public security organs have transferred Ma to the procuratorate for the crime of invading and illegally controlling computer information system programs and tools.

  Case 6: Buying a case of infringing citizens’ personal information

  On July 20, 2023, the work of the public security organs in Kuqa City, Aksu Prefecture found that netizens in the jurisdiction bought a job by using the agency of the telecom business hall, illegally obtained a large number of mobile phone numbers, verification codes and citizen ID cards, and registered and sold various platform network accounts in batches, illegally making profits of more than 25,000 yuan. At present, the public security organs take criminal compulsory measures against Buyou according to law.

  Case 7: Ding Mou’s case of infringing citizens’ personal information.

  On September 15, 2023, the work of the public security organs in Kashgar found that Dingmou, a netizen in the jurisdiction, illegally sold more than 9,800 pieces of personal information of citizens by taking advantage of his work in the decoration industry, and illegally made a profit of more than 13,000 yuan. At present, the public security organs have taken criminal compulsory measures against Ding.

  Case 8: Bumou is suspected of online gambling.

  On November 11, 2023, the work of the public security organs in Zepu County, Kashgar, found that Bumou, a netizen in the jurisdiction, participated in gambling crimes through online gambling APP. According to the provisions of Article 70 of the Law of People’s Republic of China (PRC) on Public Security Administration Punishment, the public security organ shall impose administrative detention on Bumou according to law.

Turn waste into food! Efficient synthesis of starch and protein from corn stalk.

The joint team used the multi-enzyme molecular system containing cellulose degrading enzyme and starch synthase in vitro to biotransform with Saccharomyces cerevisiae, which can hydrolyze cellulose in corn stalk with high efficiency to synthesize artificial starch, and at the same time produce microbial protein by low-cost fermentation under aerobic conditions.
The rapid growth of global population and climate change will make mankind face great challenges to food security. Using synthetic biotechnology to efficiently convert agricultural waste resources into artificial food is one of the important ways to alleviate the food crisis and realize the sustainable development of agriculture.
Recently, Tianjin Institute of Industrial Biotechnology of China Academy of Sciences, together with Institute of Biotechnology of Chinese Academy of Agricultural Sciences, developed a new technology to efficiently synthesize artificial starch and single cell protein from corn stalk, which further reduced the production cost of artificial starch and provided a new way for grain production. Related research papers were published online in Science Bulletin (English version).
Producing starch from lignocellulose is expected to alleviate the food crisis.
The world produces about 200 billion tons of lignocellulose every year. Because each ton of lignocellulose contains about 40% cellulose, it produces about 80 billion tons of cellulose every year.
"Human beings can digest dextran linked by α-1,4-glycosidic bonds, that is, starch, but due to the lack of cellulose hydrolase, they cannot digest dextran linked by β-1,4-glycosidic bonds, such as cellulose, from lignocellulose. If the glucan composed of β-1,4-glycosidic linkage can be converted into the glucan composed of α-1,4-glycosidic linkage through enzymatic reaction, that is, using non-food biomass to produce starch is expected to alleviate the food crisis, which will be a great benefit for human beings. " Ma Yanhe, one of the authors of the paper and a researcher at Tianjin Institute of Industrial Biotechnology of China Academy of Sciences, said.
Developing multi-enzyme molecular system in vitro to improve the production efficiency of artificial food
In this study, in vitro multi-enzyme molecular system containing cellulose degrading enzyme and starch synthase was used for biotransformation with Saccharomyces cerevisiae. Cellulose in corn stalk could be hydrolyzed with high efficiency to synthesize artificial starch, and microbial protein could be produced by low-cost fermentation under aerobic conditions.
"In this study, we first created a low-cost efficient cellulose degradation and cellobiose production technology to remove β -glucosidase from commercial cellulase, effectively removed β -glucosidase from cellulase mixture, and used cellulose-enzyme-yeast complex to reduce the feedback inhibition of cellulose hydrolysate and improve the hydrolysis ability of cellulase." Zhang Wei, one of the authors of the paper and a researcher at the Institute of Biotechnology of the Chinese Academy of Agricultural Sciences, said.
Zhang Yiheng, a researcher at Tianjin Institute of Industrial Biotechnology, China Academy of Sciences, said: "Traditional biological manufacturing relies on living organisms such as microorganisms, plants and animals, but a lot of energy and sugar resources are used for self-reproduction, replication and life maintenance of organisms unrelated to biological manufacturing, which restricts the improvement of manufacturing efficiency. In vitro multi-enzyme molecular system is a new tool of synthetic biology, which completely avoids the above unnecessary waste and greatly improves the energy utilization rate, just as machinery replaces cattle in agricultural production, making it possible to achieve high production efficiency of artificial food. "
"One of the important technological breakthroughs in this research is the preparation of intracellular recombinant enzyme at low cost. The team transformed the recombinant enzyme expression strain, used cheap inorganic nitrogen source and glucose culture medium to carry out microbial culture at ultra-high density, and reduced the production cost of key recombinant enzymes to near the lowest theoretical value, achieving the production cost per kilogram of recombinant enzyme (dry weight) of only 250 yuan, which reduced the enzyme cost by about 1 million times compared with laboratory shake flask fermentation and conventional enzyme purification technology; The second breakthrough is that on the basis of using the existing low-cost cellulase, after removing β -glucosidase by new technology, cellulose can be hydrolyzed efficiently, stably and controllably, and its cost is nearly 1 million times lower than that of expensive purified cellulase. " Zhang Yiheng said.
This new technology has opened up a new way for the production of artificial grain, achieved the goal of securing China’s rice bowl with cutting-edge new technology, and realized "storing grain in technology, storing grain in mountains and storing grain in forests", which is expected to solve the economic dilemma of grain storage and consolidate the foundation of food security in China. (Ma Aiping)
Source: Science and Technology Daily
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Wang Xuedong: In Xizang, fighting the plateau with precision medicine.

Cctv news(Reporter/Chen Shiwen correspondent/Han Dongye): How long is a year? The 3-year-old Dawa went to school and gradually forgot her father’s appearance; Erwa, who is half a year old, babbles and learns to call her father for the wedding photos. And he, tanned by the light of the Qinghai-Tibet Plateau, lost a circle, but succeeded in expanding the year to be thick and full. He is Wang Xuedong, deputy chief physician of the Department of Hepatobiliary and Pancreatic Surgery, Chang Gung Memorial Hospital, Tsinghua, Tsinghua University, and the first supporting doctor in the general surgery department of Lhasa People’s Hospital, Xizang in recent five years. In the summer of 2020, he came to Lhasa as a Tibetan aid doctor and began his dream trip to spread the concept and technology of precision surgery on the Qinghai-Tibet Plateau.

Wang Xuedong is in Lhasa, Xizang.

"I made this decision without thinking too much."

When careful Wang Xuedong was still working in Beijing, he found that there were many patients from Xizang in the hospital, but unfortunately some diseases dragged on late. This made him very emotional. If there is a way to find it early and treat it early, the treatment effect will be better.

Wang Xuedong’s teacher, Academician Dong Jiahong of China Academy of Engineering, is not only the founder and advocate of the concept of precision surgery, but also goes to Xizang, Qinghai, Xinjiang and other remote areas for screening, free clinic and operation of liver hydatid disease every year. Probably because of what I heard, the desire to participate in the treatment of local patients took root in Wang Xuedong’s heart.

Beijing’s "group-based" medical aid to Tibet began after the Sixth Central Xizang Work Forum in 2015. Due to the development needs of different departments in local hospitals in Xizang, and the local general surgery has a certain technical foundation, five years later, in 2020, general surgery finally got a chance to help. It took less than a week from the decision to sign up for Tibet aid to the departure. Wang Xuedong’s "efficiency" is amazing for a one-year task that spans more than half of China and is thousands of meters above sea level.

The outbreak of the epidemic in 2020 made all the work start relatively late. In late July, Wang Xuedong received a notice to leave at the end of that month just after signing up. Because the epidemic is severe, everyone needs unified management. "The day after tomorrow, about two days later."

As soon as Wang Xuedong got home, he quickly packed his things. He and his wife counted the time and left in less than 48 hours. The combined age of the two children is less than four years old, which is the time when the family needs manpower most. Wang Xuedong recalled that his wife gave him unlimited support and took the initiative to provoke the burden of the family, so that he had no worries about this "journey".

The mission of aiding Tibet is Lhasa People’s Hospital, which is more than 3,700 meters above sea level. Not only is there no oxygen, but the air pressure is very low and the climate is extremely dry. Even so, Wang Xuedong boarded the flight to Xizang without much thought. Wang Xuedong remembers, "From getting off the plane to walking out of the airport, I took two breaks with heavy luggage." When he is physically active or talking too much, he will easily gasp and feel flustered in severe cases. Although he is getting used to it now, Wang Xuedong will obviously feel more tired after each operation.

The picture shows Dong Jiahong (third from left) and Wang Xuedong (first from right) teaching rounds in Lhasa People’s Hospital.

The vacuum-packed food he brought from Beijing is all bulging, because the air pressure here is only half that of the plain area. Because the air pressure is too low, the human body becomes difficult to sleep at night. If you forget to take sleeping pills at night, you will naturally wake up once every hour. The unit distributed more than one humidifier, but when you get up in the morning, blood clots often condense in your nose. For Wang Xuedong, these small difficulties are insignificant in the face of saving lives.

After the first two weeks of training, department investigation and stubble handover, Wang Xuedong learned that the local general surgery technology can cover most common and frequently-occurring diseases, such as cholecystitis, appendicitis and simple treatment of liver hydatid disease. However, compared with large and medium-sized hospitals in China, there is still much room for improvement in treatment concept, surgical techniques, including clinical research and department system. In addition, many operations can’t be completed in local hospitals and need to be referred for treatment.

What I saw and heard in Lhasa made Wang Xuedong set his first goal: to improve the business he had carried out; Patients to be transferred, stay.

The concept of precision surgery: know yourself and yourself, and win every battle.

The picture shows Dr. Wang Xuedong (first from left) performing the first 4k laparoscopic choledocholithiasis operation in Xizang.

In August, 2020, Wang Xuedong led the team to carry out the first 4K laparoscopic cholecystectomy and choledocholithotomy through cystic duct in Xizang Autonomous Region. The door of minimally invasive surgery is opened here, and a variety of difficult minimally invasive operations such as large-scale liver resection, radical gastrectomy, radical colorectal cancer resection, pancreaticoduodenectomy, and endoscopic resection of gastric stromal tumors are gradually developed. Today, they have made 9 records of the first operation in Xizang Autonomous Region and 3 records of the first operation in Lhasa People’s Hospital.

In October 2020, a 4-year-old child, Solang Gray, came to the general surgery department of Lhasa People’s Hospital. Three months ago, Solang had undergone a major thoracotomy for pulmonary echinococcosis, and at that time, his liver was also diagnosed with echinococcosis. Due to many factors such as local natural environment, sanitary conditions and cultural customs, this disease is relatively high in the local area, and it is a parasitic disease that is zoonotic.

Three-dimensional surgical planning and virtual surgical resection were performed for four-year-old children before minimally invasive right hemihepatectomy

According to the abdominal image at that time, the liver hydatid in Xiao Suolang had invaded most of the right liver, and two lesions, with diameters of 11 cm and 8 cm respectively, were next to important pipelines such as hepatic portal and middle hepatic vein. When I came to the hospital again and heard that I had to have surgery again, Xiao Solang was very resistant and afraid of postoperative pain and scars.

According to Xiao Solang’s situation, open resection is simpler and safer. Although laparoscopic resection of the lesion is minimally invasive, it is difficult: the abdominal space in children is small and the lesion is huge, and it is difficult to dissect and expose the hepatic portal under endoscope, and the lesion is close to the middle hepatic vein. Accurate preoperative evaluation is needed for accurate laparoscopic resection.

Wang Xuedong said that in traditional surgery, exploration is the main surgical step, that is, after the operation, the specific surgical method is decided according to the situation found during the operation. However, this kind of "exploration" is faced with great uncertainty, and there are often many temporary problems to be solved during the operation, and it is difficult to do the preoperative preparation.

The concept of "precision surgery" actually runs through and is embodied in the whole process before and after the operation, including not only precise surgical operation, but also accurate preoperative evaluation and precise surgical planning, that is, minimizing the uncertainty of traditional surgery and achieving "know yourself and know yourself, and win every battle". Sufficient surgical information should be made clear before operation, so as to strike a balance between maximizing lesion removal, maximizing organ protection and minimizing trauma. The preoperative preparation is done, and the operation is basically half successful.

In order to eradicate liver hydatid disease, reduce trauma and shorten recovery time, Wang Xuedong contacted many parties, and finally coordinated the "three-dimensional quantitative surgery planning system" for the department, and established the "precision surgery cooperation cloud center". By importing the preoperative image data of Sauron Jr., a three-dimensional visualization model was established, and several simulated hepatectomies were carried out in the three-dimensional planning system to predict the problems in the operation and make corresponding plans.

In the end, Wang Xuedong successfully performed laparoscopic right hemihepatectomy for Xiao Suolang, and the bleeding amount was less than 200ml. Xiao Suolang was able to get out of bed on the first day after operation. The introduction of this technology has not only changed the fate of patients with liver hydatid disease and liver cancer, but also changed the status quo of surgeons in Lhasa People’s Hospital. The concept of "precision surgery" is deeply rooted in people’s hearts through continuous practice.

One-day aid to Tibet, lifelong aid to Tibet

During a ward round, Wang Xuedong learned that a child had been hospitalized for more than two weeks due to incision infection after appendectomy. When asked, he realized that it was due to the long-standing cooperation problem that emergency operations such as cholecystectomy and appendectomy were still performed by laparotomy at night and weekend. This incident woke up Wang Xuedong, who was immersed in developing surgical skills. Some old ideas and systems are becoming the "shackles" for the development of the department.

"It is not possible to fight alone, but to operate in an integrated manner; It is not enough to rely solely on technological innovation, but to reform the department and talent system; It is not enough to do clinical work alone, and clinical research should be carried out. " For such a "big move", Wang Xuedong has a clear thinking. Compared with the promotion of pure technology, the improvement of the system will have greater influence and benefit on patients and departments.

Enter the temple for a free clinic for monks in Gandan Temple.

After repeated communication, coordination and resolution at the meeting, in December 2020, with the cooperation of anesthesiology department, operating room and other departments, Wang Xuedong led the general surgery to successfully carry out emergency laparoscopic surgery at night and on weekends. By June, 2021, more than 100 cases of emergency minimally invasive cholecystectomy and appendectomy were completed in general surgery, and no incision infection was found. The average length of hospital stay decreased from 9 days to 2.7 days, and the bed turnover rate increased by nearly 60%.

Wang Xuedong realized that when technology and system are available, the concrete implementation of things can not be separated from the ideas in the mind. He thought, "If I return to Beijing, local doctors can continue to do and develop according to this concept, as long as they follow this process. Only by practicing the whole process can we have a deeper understanding and experience of the concept. " After half a year’s technical teaching, Wang Xuedong no longer needs the chief surgeon, and his disciples can gradually carry out some operations independently, such as right hemihepatectomy, fluorescent laparoscopic gallbladder/bile duct surgery, percutaneous transhepatic biliary drainage (PTBD) and transcatheter arterial chemoembolization (TACE).

Wang Xuedong established a general hospital system in general surgery, breaking the current situation that there is no general hospital in the department for 20 years, and coordinating the work of general patient admission, hospital consultation, weekend and night emergency surgery, so as to cultivate reserve talents; He divided sub-professional groups in detail, including hepatobiliary, gastrointestinal, anorectal, hernia and abdominal wall, blood vessels, intervention, etc., breaking the traditional "big pot" pattern; Five doctors were sent abroad for further study, and a sub-professional group was arranged every week to explain the clinical guide … …

In order to improve the ability of clinical research, Wang Xuedong applied for the subjects in the hospital and the autonomous region respectively for the common diseases of hepatic echinococcosis and cholecystolithiasis in Xizang, and led the department team and disciples to conduct clinical research. At present, the data of SCI papers are being collected, and Tsinghua University Publishing House has also completed the project of books on common diseases of general surgery with plateau characteristics.

Wang Xuedong said, "Even if I end my support and leave Xizang, these will continue to operate. This should be what we often say to build a medical team that we can’t take away."

After a while, Wang Xuedong’s aid to Tibet this year will come to an end. He can’t forget the experience of giving free clinics to local people in temples and villages. In those remote mountainous areas with an altitude of more than 5,000 meters, the medical needs are still urgent, and the awareness of health check-up needs to be strengthened.

After Wang Xuedong and his team came here, they found some new problems. For example, there are still many differences between the disease spectrum and disease stages here and the mainland. There are many topics worthy of further study, such as comparing the diagnosis and treatment of some diseases in different natural environments and health habits between the mainland and the plateau, and whether it is necessary to make some regional and differential treatments. It is helpful for both sides to study these.

Back in Beijing, Wang Xuedong’s aid to Tibet will not stop. The "hospital-contracted" aid work and project cooperation for the Qinghai-Tibet Plateau are all under orderly preparation. One-day aid to Tibet, lifelong aid to Tibet. As he said: "As long as it is needed here, whether I am in Xizang or Beijing, I will go all out."

The central bank announced that it would cut interest rates from today.

[Dahe Finance Cube News]On September 27th, the central bank announced that in order to strengthen the countercyclical adjustment of monetary policy and support the stable economic growth, the operating interest rate of 7-day reverse repurchase in the open market will be adjusted from the previous 1.70% to 1.50%. The operating rates of 14-day reverse repurchase and temporary positive and negative repurchase in the open market will continue to be determined by adding and subtracting points on the operating rate of 7-day reverse repurchase in the open market, and the range of adding and subtracting points will remain unchanged.

Belarus "sends" refugees to the EU border? Kegong: The situation on the border between Poland and Belarus is "shocking"

[Global Times reporter Yu Yang Ren Zhong Liu Yupeng] The border area between Poland and Belarus has become the latest front line for the western camp to compete with the Russian-Belarusian alliance. It is reported that in the past few days, the Belarusian army "escorted" nearly 1,000 refugees to the border of Bai Bo every day; As of the 9th, Turkish Airlines still sent refugees from Iraq, Syria and Afghanistan from Istanbul to Minsk, the capital of Belarus, twice a day. The Polish Defense Minister warned on the 8th that tens of thousands of Polish soldiers are ready to "defend the border". On the 9th, the European Commission accused Belarus of luring immigrants with "inhuman and gangster ways" and "false promises of easy entry into the EU". Belarus insists that the immigrants arrived there legally, and it was only transferred "as a hospitable country". "At that time, more than 2,000 Polish soldiers invaded Iraq for’ establishing democracy’. Why doesn’t Poland accept as many’ grateful Iraqis’ as possible today? " Russian Foreign Ministry spokesman Zacharova said this on the 8th.
Thousands of refugees from the Middle East and North Africa have recently tried to enter Poland from Belarus. The picture shows the Polish military police (behind the barbed wire) guarding the border between Poland and Belarus on November 8.
Polish border guards use tear gas.
The head of the Polish Border Service confirmed that a wave of illegal immigrants who tried to enter Poland from the Belarusian border had been stopped on the evening of the 8th local time, and these immigrants were still camped on the Belarusian side of the Bai Bo border on the 9th. The Polish Border Service announced that customs clearance at Kuznica port on the border of Bai Bo was suspended from 7: 00 on November 9.
According to the British "Guardian" report, the video released by Belarusian media on the 8th showed that white armed border police wearing combat uniforms led a group of people, including families with children, to a forest on the border of Bai Bo in an organized way along the border road. Critics believe that this is Lukashenko’s "dramatic attempt" to put pressure on Poland. Subsequent video footage showed that Polish border police used tear gas to drive people away because many people tried to cross the border through barbed wire. Polish helicopters hovered over the scene, and some immigrants shouted "Germany!" This is their final destination.
On the 9th, Polish President Duda accused Belarus of attacking the border between Poland and the European Union "in an unprecedented way". "This is an act of aggression that must be resisted to fulfill our obligations as a member of the European Union". Polish Defense Minister Bovashchak tweeted on the 8 th: "More than 12,000 soldiers have been on standby at the border." Polish Prime Minister Morawiecki warned Belarus on Facebook on the 8th: "The border of the Republic of Poland is not just a line on the map. It is sacred-in order to protect it, generations of Polish people have shed blood. "
The border between Bai Bo is more than 400 kilometers long, and the two countries also share the last virgin forest in Europe-Biawovieza forest, which makes it more difficult to prevent refugees from entering the EU. Poland’s Election newspaper called on NATO to "provide additional military assistance to Poland" to deal with the crisis.
On the 9th, White President’s Press Office said that Lukashenko and Russian President Vladimir Putin had a phone conversation to discuss Poland’s "severe actions against peaceful people". On the 9th, the Belarusian State Border Committee voiced through Facebook, "Foreigners near the Polish border expressed their intention to enter Polish territory and exercise their right to apply for refugee status from the EU. All these people, including women and children, do not pose a security threat and have no aggressive behavior. ""We do not rule out provocative actions by the Polish side to prove that the use of force and special means against refugees is justified. " On the 9th, the Belarusian Ministry of Defence also accused Poland of sending troops to the border with Bai Bo in violation of the agreement between the two countries.
Poland’s forced expulsion of border migrants has been criticized by human rights organizations. The border environment of Bai Bo is harsh, especially the temperature has dropped below zero degrees Celsius recently. CNN9 said on the 9th that the Polish government admitted that at least seven refugees died after crossing into Poland.
Russian Presidential Press Secretary peskov said on the 9 th that the situation on the border between Poland and Belarus is "shocking". "In this case, the most important thing is human life and health … We are paying close attention to this matter."
The "refugee flight" flew from the Middle East to Minsk.
According to the Guardian, this deadly crisis has escalated. According to Polish statistics, more than 30,000 refugees have tried to enter Belarus since August, and there were about 17,000 in October alone. Polish border guards told Reuters on the 9th that about 800 people camped at the place where they tried to cross the border the night before. Together with illegal immigrants stranded in the nearby forest, it is estimated that there are more than 4,000 people at present. According to the Russian News Agency reported on the 9th, the Lithuanian government is preparing for the possibility of similar "invasion", and the Ministry of the Interior proposes to declare a "state of emergency".
The EU accused Belarus of transporting illegal immigrants as a means to "retaliate against EU sanctions". Ursula von der Leyen, president of the European Commission, said in a statement on the 8th that the EU should now extend the sanctions against the Belarusian regime: "It is unacceptable to use immigrants for political purposes." She also promised to provide more support to countries such as Poland, Lithuania and Latvia to deal with the influx of refugees on the border, and said that the EU would explore "how to sanction, including blacklisting third-country airlines engaged in human trafficking".
According to the website of "EU Observer" and the BBC)9 reported on the 9th, Turkish Airlines and Dubai Airlines may be blacklisted by the EU for transporting immigrants to Belarus, and airlines from Syria, Iran and Qatar are also under consideration. According to the data of Minsk Airport on the 9th, Turkish Airlines still sends immigrants from Istanbul to Minsk twice a day. EU High Representative for Foreign Affairs and Security Policy borrell will visit the main countries of origin and transit of refugees in the next few days, including Armenia, Egypt, Iraq, Jordan and Lebanon, and call on them to take actions to prevent illegal immigrants from "falling into the trap set by Belarusian authorities".
The German newspaper Le Monde quoted German intelligence sources as saying that about 800 to 1,000 immigrants, mainly from the Middle East, arrive in Belarus every day. After their arrival, the Belarusian regime helped them to enter the European Union. The latest flight schedule of Minsk Airport shows that until March next year, the airport plans to have about 40 flights from Middle Eastern countries every week. Moreover, in the near future, the country will open five other civil airports to provide services for the "refugee route", among which Grodno Airport is only 20 kilometers away from Poland.
American citizens apply for asylum in Belarus.
On the 8th, the State Council spokeswoman Price expressed concern about "disturbing images and reports from the border of Bai Bo" and called on Minsk regime to "immediately stop planning and forcing illegal immigrants to cross the border into the EU". He also said that the United States "strongly condemns the political exploitation and coercion of the vulnerable groups by the Lukashenko regime, and the ruthless and inhumane facilitation of illegal immigrants to cross the border".
However, to the embarrassment of the U.S. government, American citizens actually applied for political asylum in Belarus. According to a report by Belarusian TV on the 8th, American Neumann, who is wanted by the Federal Bureau of Investigation (FBI) for attacking the police in the riots on Capitol Hill on January 6th this year, is applying for asylum in Belarus. After the FBI began to arrest him, he hid in Xizang in the United States, then fled to Europe, and then arrived in Ukraine in March this year, where he was still being hunted. In August this year, he was arrested by the Belarusian border forces while crossing the Ukrainian border. White TV said Neumann was "an ordinary American whose shop was burned down by’ black life is life’ activists" and "he lost everything and is being persecuted by the United States".
"The immigration crisis on the border of Bai Bo has rapidly evolved into an international event." The website of "EU Observer" said that the Polish special envoy to the EU will hold crisis talks with the special envoys of 26 other EU countries in Brussels on the 9th. NATO has a treaty obligation to protect Polish territory and has a multinational force in Poland. On the 9th, Germany urged the EU to "take action" to help Poland ensure border security. The German Bild newspaper described the incident as a "joint attack on the EU" by Russian President Vladimir Putin, Turkish President Erdogan and Belarusian President Lukashenko. German Chancellor Angela Merkel’s spokesperson Sebert told the Associated Press on the 8 th: "The Belarusian regime is acting as a human trafficker."
The Hill said that Belarus is one of Russia’s main allies, and the title of the white TV program about Neumann is "Goodbye America", in order to boost the anti-American propaganda supported by Russia.
Russian Foreign Minister Sergei Lavrov commented on the border crisis in Bai Bo on the 9th, saying, "Don’t forget where the legs grow". He said: "The policy towards the Middle East and North Africa that the West, including NATO and the European Union, has been pursuing for many years, that is, trying to impose a’ better life’ on them in the Western way. This is where the legs grow. I believe that to solve these problems, we must fully respect the principles of international humanitarianism. "
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Who will Changan’s new wet dual clutch gearbox replace?

  [Gearbox Technology] Recently, we learned thAT the car is about to launch a brand-new wet type, which will be mounted on the upcoming brand-new model CS85. This is the fourth model of Changan Automobile on five SUV models, and the strategy of using dual-clutch gearboxes at low levels and AT automatic gearboxes at high levels will probably change. So what role will this brand-new dual-clutch gearbox play in Changan’s SUV product line?

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  It is reported that this gearbox is the first self-developed dual-clutch gearbox of Changan Automobile. We still don’t know the specific gear number and internal structure, but as one of the core components of the dual gearbox, the dual-clutch module adopts the products provided by Borg Warner.

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Home of the car

-Future layout of Changan SUV models

  As another brand-new SUV model of Changan Automobile, the positioning of CS85 should be between CS75 and CS95, and it is expected to be one. Since then, Changan’s SUV series will cover all mainstream SUV markets from small to medium and large. So after being mounted on CS85, which models will this brand-new wet dual-clutch gearbox be mounted on?

Home of the car

  AT present, in the product line of Changan SUV, CS75 and CS95 both use 6-speed AT automatic gearbox, and CS35 uses 4-speed AT automatic gearbox, but it is reported that the modified CS35 will be replaced with 6-speed AT automatic gearbox, while the smallest CS15 uses 5-speed dual-clutch gearbox.

The gearbox currently carried by Changan SUV models. car make and model Automatic gearbox name CS15 5DCT CS35 4AT CS75 6AT CS95 6AT

  Since Changan has a 5-speed dual-clutch gearbox, we guess that this brand-new dual-clutch gearbox of Changan should be a 6-speed or 7-speed wet dual-clutch gearbox. After being installed on CS85, it will be used on CS95 and CS75 one after another to replace the current 6-speed AT automatic gearbox.

Editor’s comment:

  AT present, in the domestic market, the position of dual-clutch gearbox is still slightly higher than that of AT automatic gearbox. When it comes to dual-clutch, it is generally believed that it will be superior to AT automatic gearbox in the same gear in technology. This has led to the continuous efforts of China brand in the field of dual-clutch gearbox in recent years. Some of them have independently developed and some have introduced joint ventures. What will happen to Changan Automobile’s first independent dual-clutch gearbox? Let’s wait and see. (Text/Figure car home Miao Shuai)

Lanzhou New District: Out of the Road of Green Development of Industrial Iterative Upgrading

Gansu, China Network October 18 th(Our reporter Song Fangke, Ren Lei, Yang Yanru) On October 18th, a network interview group from China on the mother’s river went into the chemical industry park in Lanzhou New District to visit the "liquid sunshine" ecological energy project and see the green industry leading the future energy development trend.
Lanzhou New District is the first in the northwest and the fifth national new district in China. Under the correct leadership of the Gansu Provincial Party Committee and the provincial government, and with the care and support of the Lanzhou Municipal Party Committee and the municipal government, Lanzhou New District closely follows the strategic positioning given to the new district by the state as "an important national industrial base and a demonstration area for undertaking industrial transfer", and makes a scientific decision according to the situation. In early 2018, it was decided to develop a green chemical industry in Lanzhou New District. Nowadays, the green industry in Lanzhou New District has gradually become a scale, leading the development of green energy industry.
The Outline of the Yellow River Basin Ecological Protection and High-quality Development Plan issued by the Central Committee of the Communist Party of China and the State Council mentioned supporting Lanzhou New District, Xixian New Area and other national-level new districts and Zhengzhou Airport Economic Comprehensive Experimental Zone to become refined and strong leading industries. Give full play to the role of Gansu Lanbai Economic Zone, Ningxia Yinchuan-Shizuishan, Shanxi-Shaanxi-Henan Yellow River Golden Triangle to undertake industrial transfer demonstration zones and improve the ability to undertake industrial transfer at home and abroad.
Lanzhou New District focuses on developing green chemical industry, and constantly improves its capacity to undertake industrial transfer. At present, the world’s first 1,000-ton-scale solar fuel synthesis demonstration project in Lanzhou New District Green Chemical Industry Park has basically completed all technical indicators.
The so-called solar fuel synthesis refers to the use of renewable energy such as solar energy, wind energy and water energy to generate electricity and produce clean and renewable liquid fuels such as methanol, which is called "liquid sunlight", which is also considered as one of the fundamental ways to solve carbon dioxide emissions in the future, and is also a new energy storage technology to collect and store renewable energy such as intermittent solar energy.
The project consists of three basic units: solar photovoltaic power generation, hydrogen production by electrolysis of water and methanol synthesis by hydrogenation of carbon dioxide. The project relies on the transformation project of scientific and technological achievements of academician expert workstation established by Academician Li Can of Dalian Institute of Chemical Physics, Chinese Academy of Sciences, and uses photovoltaic power generation and electrolysis of new high-efficiency catalyst to prepare hydrogen, and then uses new high-efficiency catalyst to build kiloton carbon dioxide hydrogenation to synthesize methanol.
In January, 2021, under the guidance of Academician Li Can and the team of experts, the world’s first 1,000-ton-scale solar fuel synthesis demonstration project was successfully tested in the Green Chemical Industry Park of Lanzhou New District, producing crude methanol, which marked the first step of the project to transform renewable energy such as solar energy into liquid fuel for industrial production, and realized the industrialization demonstration from laboratory research results.
According to reports, the project is of great significance to alleviate the energy security problems in China and even the global ecological civilization construction. On the one hand, it explores the optimal utilization mode of abundant renewable energy such as solar energy in western China, and provides an effective path other than UHV transmission for converting renewable energy such as solar energy into liquid fuel methanol; On the other hand, solar fuel methanol is a green hydrogen carrier, which can help solve the safety problem of hydrogen energy storage and transportation.
Just like the "liquid sunshine" eco-energy project’s green conversion of energy, Lanzhou New District Chemical Industry Park has been committed to the research of green and fine chemicals, in order to look for energy solutions with good environment and sustainable development.
At present, it is located in the northwest of Lanzhou New District, about 25 kilometers away from the core area of the new district, with a total planned area of 150 square kilometers. The infrastructure of water, electricity, roads, gas, steam and communication in the first phase (12 square kilometers) of the Chemical Industry Park has been fully completed and put into use, which fully meets the construction and production conditions of the landing projects. The investment in fixed assets has been 21.5 billion yuan, and it is expected that 50 enterprises will be completed and put into operation by the end of the year, showing a strong development trend.
More than 160 projects have been introduced into the park, with a total investment of over 27 billion yuan and more than 700 kinds of landing products. Among them, the "Specialization and Innovation" Chemical Science and Technology Industrial Park plans to build 600 special workshops, 200 buildings will be opened and 75 buildings will be put into operation, so as to build an international exclusive demonstration zone and an export base for "production, learning and research" of high-end chemicals in integration of defense and civilian technologies. Among them, more than 60 products, such as liquid crystal display materials, anti-tumor pharmaceutical intermediates and third-generation cephalosporins, have reached the international advanced level, which can effectively alleviate the shortage of corresponding products in China.
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