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..... In terms of individual stocks, the number of stocks rose by more than 3,800, the speculation of theme stocks was high, and the number of stocks with daily limit exceeded 150. The commercial department store sector lifted the daily limit tide, Tik Tok bean bags and consumer electronics concept stocks rose collectively, and many stocks such as Guangdong and Guangxi rose daily limit. Shanghai's state-owned enterprise reform concept stocks were active, with more than 10 shares in Shibei waiting for the daily limit. The trend of robot concept stocks is divided, and more than 20 stocks such as Ai Shi have daily limit.On the third day of live broadcast, OpenAI announced that Sora was officially launched to users. It can directly generate videos with a maximum of 20 seconds and a maximum of 1080P through text, and at the same time support text+pictures/videos to generate specific video content, making the generation effect of the model more controllable. On the fourth day of live broadcast, OpenAI announced its "new way of ChatGPT writing and programming" Canvas announced in October, which can help users work efficiently with large models. On December 10th, PixelDance, a video generation model in ByteDance, was officially launched for internal testing in the computer version of Bean Bag, and some users have opened the experience portal. The online video generation function of bean curd computer version can be experienced by some users.I) market review

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CITIC Securities Research Report said that the Politburo meeting released a more positive policy signal, and the improvement of the real economy is expected to boost the price of upstream resources and lead the sector to return to the uptrend. It is suggested to focus on three main lines: 1) improving the fundamentals of general steel, coking coal, copper-aluminum basic metals and chemicals with strong consumption attributes; 2) Bonus varieties such as crude oil and thermal coal under favorable market liquidity; 3) Growing varieties such as lithium and rare earth under the favorable market style.Ⅱ) Plate aspectⅢ) Individual stock analysis