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Domestic big model fierce battle video generation track domestic video big model broke out in a concentrated way. Recently, all kinds of funny videos made with AI big model became popular on the Internet. Behind this is the rapid rise of domestic video models, and the threshold of Wensheng video and Tusheng video has been greatly reduced. At the end of March this year, the "Dream AI" platform was tested internally, and the web version was opened in May, and it was officially put on the mobile terminal in August. On June 6th, official website, a large model of "Keling" video generation, was officially launched, and 15 days later, it announced the launch of graphic video function. Various video generation models of Internet vendors have mushroomed. On July 4th, Shangtang Technology released Vimi；, a large model of character video generation; On July 6, the online AI generated a clear image of the video model; On September 19, Alibaba Cloud Tongyi Wanxiang released a video generation model, which launched the functions of Wensheng video and Tusheng video. On December 3rd, the video generation function of Tencent Hybrid Model was launched. The industry believes that at present, the domestic large-scale video model has significantly improved the consistency, controllability and richness of the picture. After improving the imaging quality and breaking through the bottleneck of generation time, it is expected to greatly open up the downstream commercial space.Black hand again! The United States will raise import tariffs on solar polysilicon, silicon wafers and some tungsten products in China from the beginning of next year. The Office of the US Trade Representative issued a statement saying that the United States will raise import tariffs on solar polysilicon, silicon wafers and some tungsten products imported from China from the beginning of next year after a four-year review by the Biden administration. The tariff rate of silicon wafer and polysilicon will be increased to 50%, and the tariff rate of some tungsten products will be increased to 25%. These tariff increases will take effect on January 1, 2025. (Cailian)The CSI convertible bond index closed up by 0.46% at noon, while the auto model convertible bond, the alliance convertible bond and the profit convertible bond rose by 15.85%, 13.27% and 11.35% respectively. Tianyuan convertible bonds fell by 15.28% and Yingtong convertible bonds fell by 5.30%.

Nine of the top ten stocks rose, while the A50ETF Huabao (159596) rose linearly, and Contemporary Amperex Technology Co., Limited rose by nearly 3%. On December 11th, near midday, driven by big finance, the three indexes rose rapidly. By midday, the A50ETF Huabao (159596) rose by 0.9%, with a turnover of 83.4 million yuan. In terms of constituent stocks, 9 of the top ten awkward stocks rose. In terms of rising, Contemporary Amperex Technology Co., Limited led the rise by nearly 3%, and China Ping An, CITIC Securities and other stocks followed suit; In terms of decline, only Hengrui Pharma fell. According to the strategists of SDIC Securities, the strategic elements to promote the stock market upward from the perspective of "liquidity" are complete. The market based on the "fundamental" perspective is to pay attention to the recovery of M1 for more than two consecutive months. Looking back at history, after M1 rebounded from the bottom for more than two consecutive months, the market sector represented by consumption and pro-cyclical sectors will start pricing, and then a style switch for fundamental pricing may be formed.Korean Air passed the US antitrust review, clearing the way for completing the Asiana Airlines transaction.Japan's housing prices exceed the annual income by 10 times and Tokyo's by 18 times. According to the Nikkei News, in Japan, the price of new residential buildings has risen faster than the increase of wages, making it increasingly difficult for the actual demand class to afford. As an investment target, the popularity is deeply rooted, and developers also supply a large number of houses with over 100 million yen. Especially in Tokyo, the average price is 18 times of the annual income, and it is becoming a market that ignores the actual demand level. According to the prefectures and counties in Japan, the highest ratio of house price to income is 17.78 times that of Tokyo. The average annual income is 5.92 million yen, and the price of residential buildings reaches 105.26 million yen.

Speaker of South Korea's National Assembly: Yin Xiyue will never tolerate declaring martial law in order to warn the National Assembly. On the 12th, South Korea's National Assembly Speaker Yu Yuanzhi said that Yin Xiyue "declared emergency martial law in order to warn the National Assembly, which is absolutely intolerable in the constitutional order, because it means that the democratic constitutional order can be destroyed for political purposes, and the basic rights of the people can also be used as a means for political purposes". Yu Yuanzhi also said that today's presidential talk cannot lead to other misjudgments or social chaos, and Congress will deal with all possible situations.Alibaba Central China Headquarters Project has been put into commercial operation. According to the news of China Construction Eighth Bureau, Alibaba Central China Headquarters Project, which was built by China Construction Eighth Bureau, has been put into commercial operation recently. The project is located in Wuchang District, Wuhan City, Hubei Province, with a total construction area of about 452,200 square meters. The format is mainly commercial complex and office space, consisting of two super-high-rise office towers, commercial podium and four-story basement.Increase to 6 flights per week. The Shanghai-Riyadh route of China Eastern Airlines will be encrypted soon. It was learned from China Eastern Airlines on December 12 that recently, China Eastern Airlines announced that it will encrypt the direct flight route from Shanghai to Riyadh from 3 flights per week to 6 flights per week from February 21, 2025.