Scan the QR code with wechat < / P > < p > and share it with friends and circles of friends < / P > < p > financial Associated Press, December 30 - Hong Kong stock market soup rose to more than 15%, with a total market value of more than HK $140 billion. Shangtang was listed today at an offering price of HK $3.85 per share < p > related reading: < / P > < p > < / P > < p > source: & nbsp; Marginal laboratory < / P > < p > just a few weeks after a department of Shangtang technology was blacklisted in the United States, Tang Xiaoou, the founder of the company, is about to become one of the richest people in the world < p > China's largest artificial intelligence company is making an initial public offering at HK $3.85 per share < p > although this price is the bottom of the expected issue price range, it is also a signal that China will continue to bring great wealth and benefits to venture capitalists despite the increased tension between the two major countries < p > according to the Bloomberg billionaire index, Tang Xiaoou, 53, is a graduate of MIT and a professor of information engineering at the Chinese University of Hong Kong. He holds 21% of Shangtang technology and is worth $3.4 billion < p > since didi travel's listing in New York triggered a rebound by Chinese regulators, Shangtang technology is the first listing of China's high-profile technology Unicorn enterprise. The shares are scheduled to start trading in Hong Kong on December 30, making the company's market value more than $16 billion < p > Tang Xiaoou has been involved in the development of artificial intelligence related to face recognition for a long time. He received an undergraduate degree from the University of science and technology of China, and then graduated from the University of Rochester in New York. In 1996, he received a doctorate from the Massachusetts Institute of technology to study underwater robots and computer vision < p > he worked at Microsoft Asia Research Institute for several years and co founded Shangtang technology in Shanghai with Xu Li, a research scientist at Lenovo Group at that time. The company attracted early investment from IDG capital and then received support from Softbank group, Alibaba and silver lake < p > according to its prospectus, Shangtang technology is now the largest artificial intelligence software company in Asia, accounting for 11% of the market share. The technology is deployed in a range of areas, including helping public security management, providing product implantation in movies, and creating an augmented reality scene in Tencent's mobile games < p > according to the prospectus of Shangtang technology, the smart city business contributed 40% of its sales last year. Since 2008, at least 500 Chinese cities have introduced smart city technology and cooperated with Shangtang, Alibaba, Hikvision and Huawei to find digital solutions to urban problems < p > the software of Shangtang technology has been deployed in 119 cities, most of which are in China. In one city, its system was used to detect people who did not wear seat belts in cars, with an accuracy of 94%. Its system can also find drivers using mobile phones in driving with an accuracy of 86-96% < p > in another southern Chinese city with a population of 17 million, Shangtang technology's traffic management system helps record motorcycle traffic violations. After the introduction of the system, the number of illegal motorcycles decreased by more than half in just a few months. At the same time, the number of motorcycle drivers wearing helmets increased from less than half to 94% < p > Shangtang technology restarted the IPO process a few days after it was listed in the United States, and a group of cornerstone investors increased their investment from US $450 million to US $512 million. These investors include the state supported mixed ownership reform fund and Shanghai Xuhui Capital Investment Co., Ltd < p > the company later uploaded a legal opinion to the Hong Kong stock exchange, stating that some restrictions in the United States did not apply to the parent company of the sanctioned unit. Although the issuance scale remained unchanged, retail investors expressed more caution. The shares were oversubscribed 2.3 times, less than the previous subscription scale < p > Shangtang technology's revenue increased by 14% to 3.4 billion yuan last year, and it reported an operating loss of 1.8 billion yuan last year