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The CSI convertible bond index opened 0.03% higher. Weitang convertible bonds rose by more than 5%, and Chujiang convertible bonds rose by more than 3%; Ligao convertible bonds, Z-city convertible bonds and Tianyuan convertible bonds fell more than 1%.The Nikkei index rose above 40,000 points, and the US CPI data supported the Fed's interest rate cut expectations. The Japanese stock market climbed with the technology stocks, and the US inflation met expectations, which supported the Fed's interest rate cut expectations this month. After the yen weakened late yesterday, the shares of export enterprises also rose. The Topix index rose 1.2% to 2,783.63 points, and the Nikkei 225 index rose 1.7% to 40,038.02 points. The index rose above 40,000 points for the first time since October 15th.Changchuan Technology has invested in Keweisheng, a visual software developer. According to the company's search APP, recently, Keweisheng Visual Technology (Suzhou) Co., Ltd. has undergone industrial and commercial changes, and the new growth Sichuan Technology is the major shareholder, holding 51% of the shares. Enterprise information shows that the company was established in 2015, with Tian Zhifeng as its legal representative and a registered capital of 10 million yuan, and its business scope includes visual technology development. According to its official website, Keweisheng is an enterprise specializing in the development of visual software and hardware solutions.

Game stocks fluctuated, raising the daily limit of Xinghui Entertainment, Xinghui Entertainment, Fuchun Shares, Youzu Network, day boat culture, Tomcat and Zhongqingbao.Dazhong Mining Co., Ltd.: It is independently developing driverless technology, and is currently implementing intelligent upgrading and transformation of existing vehicles. Dazhong Mining Co., Ltd. said on the interactive platform on December 12 that the company is independently developing driverless technology and is currently implementing intelligent upgrading and transformation of existing vehicles. The company's unmanned driving is still in the stage of research and development and debugging. In the future, through technological innovation and continuous optimization, the system performance will be improved, the practical application of unmanned driving technology for underground electric locomotives will be realized, the intelligent process of the company will be promoted, the number of operators will be reduced, and the safety in production will be guaranteed.Bean bag concept stocks continued to be active at the opening, with vision china and other stocks trading daily, while Shengguang Group, Runxin Technology, Global Printing, Gravitation Media and vision china trading daily, Meiden Technology, Tianyue Mathematics Department, Haitian Ruisheng, Palm Reading Technology, etc. rose.

OpenAI responded to ChatGPT downtime. On December 12th, OpenAI confirmed that ChatGPT, an artificial intelligence chat robot, was currently experiencing a worldwide downtime, which made users unable to use it. This problem also affects the integration function between iOS 18.2 and Siri. According to OpenAI, the company has identified the cause of the outage and is actively repairing it. Although their goal is to restore the function of ChatGPT as soon as possible, they have not provided a specific recovery schedule.Central Bank: On December 18th, 20 billion yuan of central bank bills will be issued. On December 18th, the People's Bank of China will issue the 12th issue of central bank bills in 2024 through the CMU bond bidding platform of the Hong Kong Monetary Authority. The 12th central bank bill has a maturity of 6 months (182 days), and is a fixed-rate interest-bearing bond, with a circulation of RMB 20 billion. The value date is December 20, 2024, and the maturity date is June 20, 2025, and the maturity date will be postponed in case of a holiday.The CSI convertible bond index opened 0.03% higher. Weitang convertible bonds rose by more than 5%, and Chujiang convertible bonds rose by more than 3%; Ligao convertible bonds, Z-city convertible bonds and Tianyuan convertible bonds fell more than 1%.