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The concept of first-round economy continued to increase the daily limit of more than 10 constituent stocks, and the concept of first-round economy continued to increase in intraday trading. Media games, IP economy, performing arts and travel, and Meta-Universe all rose well. More than 10 constituent stocks such as Aofei Entertainment, Lisheng Sports, Dafeng Industry, Tianxiaxiu, and Roman shares rose by more than 10%.On the 13th, the No.20 rubber fell by 2.05%, and the latest main contract positions changed as follows. According to the exchange data, as of December 13th, the main contract No.20 rubber 2502 was closed, with a turnover of 159,100 lots. The position data showed that the top 20 seats were clear, and the difference position was 5,142 lots. A total of 205,200 lots were traded in the No.20 rubber futures contract, an increase of 8,176 lots over the previous day. The first 20 seats in the contract held 84,200 lots, an increase of 812 lots over the previous day. Short positions in the top 20 seats of the contract were 94,500 lots, a decrease of 1,708 lots from the previous day. (Sina Futures)The annual evaluation report of the big model in the financial field was released, and the big model of Step Star/Fortune Leap Star performed well. The 6th Shanghai International Forum on Financial Technology was held in Shanghai. At the meeting, Shanghai Artificial Intelligence Laboratory, together with Shanghai University of Finance and Economics and Shanghai Cooper Technology Co., Ltd., released the Report on Evaluation of Large Models in Financial Field (2024), which comprehensively evaluated 20 models from five dimensions: model basic ability, financial security and value alignment ability, financial risk control ability, financial professional cognitive ability and financial business auxiliary expansion ability. The comprehensive scores of Anthropic, Step Star/Fortune Star and Alibaba ranked in the top three. Step-2-16k model of Step Star/Fortune Star got the second comprehensive score, and the multi-modal comprehensive score of Finstep model got the first.

On the 13th, caustic soda dropped by 3.03%, and the latest main contract positions changed as follows. According to the exchange data, as of December 13th, the main contract caustic soda 2501 closed, with a turnover of 57,100 lots. The position data showed that the top 20 seats were clear, and the difference position was 1,383 lots. The total contract turnover of caustic soda futures was 94,800 lots, an increase of 27,900 lots over the previous day. The first 20 seats in the contract held 71,100 lots, an increase of 2,202 lots over the previous day. Short positions in the top 20 seats of the contract were 72,700 lots, an increase of 1,157 lots over the previous day. (Sina Futures)On the afternoon of December 13th, the Central District Court of Seoul, South Korea, examined the necessity of the arrest of Zhao Zhihao, director of the police department, and Zhao Zhihao, director of the police department suspected of participating in the emergency martial law incident. On the 11th, the special investigation team for emergency martial law of the National Investigation Department of the South Korean Police made an emergency arrest on the suspicion of "civil unrest" against the police chiefs of Zhao Zhihao and Seoul, and applied to the court for their arrest warrants on the 12th. Later, Kim Fung-sik said that he would give up attending the review on the necessity of arrest. On 13th, Zhao Zhihao didn't answer a reporter's question after arriving at Seoul Central District Court, but his defense lawyer said that Zhao Zhihao "opposed martial law and wanted to protect democracy, not the object of punishment". The police believe that Zhao Zhihao and Jin Fengzhi met with Yin Xiyue and participated in the martial law plan before the martial law was issued by South Korean President Yin Xiyue, and assisted Yin Xiyue in enforcing martial law by sending police to control the National Assembly. Zhao Zhihao is also suspected of sending police to the Central Electoral Affairs Commission to help enforce martial law. The Seoul Central District Court will make a decision on whether to issue an arrest warrant for them late at night on the 13th or early on the 14th. (CCTV News)CEO of Cloud Whale Intelligence responded to layoffs: In order to optimize the organizational structure, it was streamlined from 1,600 to 1,400. Zhang Junbin, CEO of Cloud Whale Intelligence, recently issued a statement in a circle of friends, responding to previous reports of layoffs: "The company's personnel adjustment is to optimize the organizational structure and improve organizational efficiency." According to Zhang Junbin, the company was downsized from the original 1,600 to 1,400, which was not a large-scale layoff. Previously, a number of insiders and employees of Cloud Whale Intelligence revealed to Sina Technology that the company has recently started a major layoff. This round of layoffs involves a wide range of business departments, including development departments, testing departments, etc., and in groups, some groups directly cut their staff by half, and extreme groups cut their staff by 65%. In addition, the company's 12 director-level leaders, three of whom left in the past year, "is very mobile." (Sina Technology)

The yield of China's 30-year national debt "24 Special National Debt 06" fell below 2%, hitting a new low.Ministry of Finance of Thailand: It is estimated that the global minimum corporate tax of 15% will be implemented from January 2025.Hyundai Motor set up 200 million technology companies in Shanghai, including a number of AI-related businesses. According to Tianyancha App, Hyundai Kemo (Shanghai) Technology Co., Ltd. was recently established, with NOH YONG HO as the legal representative and a registered capital of 213 million RMB. Its business scope includes application system integration services in artificial intelligence industry, Internet of Things application services, data processing services, artificial intelligence basic software development, artificial intelligence application software development, artificial intelligence theory and algorithm software development, etc. According to shareholder information, the company is wholly owned by Hyundai Motor Co., Ltd.