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Tik Tok bean bag concept stocks opened lower and went higher, three-dimensional communication rose daily, Zhejiang-Wenzhou Internet, Zhangyue Technology and Guangbo shares rose sharply.The three major indexes all fell by more than 1%, with nearly 4,200 stocks, and the index weakened sharply. The Shanghai Composite Index fell by more than 1%, the Shenzhen Component Index fell by 1.24%, and the Growth Enterprise Market Index fell by 1.45%. Securities, real estate and photovoltaics were among the top losers, with nearly 4,200 stocks falling in Shanghai, Shenzhen and Beijing.The first-phase factory construction project of Aidi Precision (Thailand) started. According to Aidi Precision, in order to better lay out the global market, on December 12, Aidi Precision's first overseas manufacturing factory, Aidi Precision (Thailand), officially started construction. The construction project of Aidi Precision (Thailand) Factory, with a total investment of 35 million US dollars, covers an area of 122 mu and a workshop area of about 60,000 square meters. It will be engaged in the production, manufacture and sales of high-end hydraulic components and hydraulic fittings for construction machinery. The first phase of the project is scheduled to be completed and put into operation in October 2025.

The CSI convertible bond index opened lower by 0.03%. Lide convertible bonds rose by more than 7%, and Weipai convertible bonds rose by more than 4%; Z-mode convertible bonds fell by nearly 3%, while Fuxin convertible bonds and Yinxin convertible bonds fell by nearly 2%.The growth enterprise market index fell to 1%, the Shanghai Composite Index fell by 0.65% and the Shenzhen Composite Index fell by 0.93%. Securities, real estate and food consumption were among the top losers, with nearly 4,300 stocks falling in Shanghai, Shenzhen and Beijing.Shanxi Securities: Sora officially launched the AI video generation tool, which continued to iterate. Shanxi Securities Research Report pointed out that 1) On December 10th, OpenAI officially launched Sora. Compared with the version released by OpenAI in February, the new Sora launched this time added Storyboard, Remix, Re-cut and other functions, which greatly improved the video re-creation ability and optimized the video generation speed and generation method. 2) Since the beginning of this year, domestic enterprises have begun to accelerate the research and development and iteration of AI video generation products, and the product capabilities have been continuously improved and the application scenarios have been continuously broadened. Sora was officially launched, and the video creation ability was significantly improved, and it began to change from a creative tool to a productivity tool. With the continuous iteration of AI video generation tools represented by Sora, its penetration into various application scenarios is expected to accelerate in the future. On the one hand, the application layer suggests focusing on creative, design, education and other multi-modal fields, especially video generation. On the other hand, the demand for computing power in video generation model is significantly higher than that in text, focusing on AI computing power related targets.

The main contract of the container transport index (European line) rose by 150.2 points in the day, and now it is reported at 2567.8 points, an increase of 6.21%.Domestic insurance in Hong Kong stocks and Chinese brokerage stocks fluctuated lower, while domestic insurance in Hong Kong stocks and Chinese brokerage stocks fluctuated lower. Guolian Securities fell more than 5%, followed by New China Life Insurance, China Pacific Insurance, China Life Insurance, China Merchants Securities and china galaxy.Pengyue Automobile Development Co., Ltd., a subsidiary of Tucki, was forced to enforce 680,000 yuan. According to the risk information of Tianyan, recently, Guangzhou Pengyue Automobile Development Co., Ltd. and Hunan Chunqiu Engineering Co., Ltd. added a piece of information about the person to be executed, with an execution target of more than 684,000 yuan, involving construction contract disputes. The enforcement court is Tianhe District People's Court of Guangzhou. Guangzhou Pengyue Automobile Development Co., Ltd. was established in August 2021, with the legal representative of Zhao Dawu and the registered capital of 1.88 billion RMB. Its business scope includes auto parts retail, tire sales, investment activities with its own funds, electric vehicle charging infrastructure operation, industrial design service and motor vehicle charging sales, etc. It is wholly owned by Guangzhou Xpeng Motors Technology Co., Ltd.