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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%.Chongqing Branch of the People's Bank of China investigates Chongqing Water Environment Group: Support Chongqing Water Environment Group's demands for integration and optimization. Recently, Wenjiang Yong, member of the Party Committee and vice president of Chongqing Branch of the People's Bank of China (Chongqing Branch of the State Administration of Foreign Exchange), and his party visited Chongqing Water Environment Group to conduct in-depth research on the "three challenges and one revitalization" of state-owned enterprise reform deployed by the Municipal Party Committee. He stressed that it is necessary to give full play to the function of foreign exchange management, solve problems for enterprises, and support the related work involving integration and optimization in Chongqing Water Environment Group's "Three Attacks and One Revitalization". At the symposium, Wen Jiangyong and his party listened to Lu Xian's introduction on the basic situation of Chongqing Water Environment Group and the report of the head of Derun Environment Company on the difficulties related to the company's integration and optimization and the matters for support. Wen Jiangyong pointed out that on the basis of grasping the fairness of transactions and the balance of cross-border funds, he will solve problems for enterprises according to specific conditions and support Chongqing Water Environment Group's related demands for integration and optimization. At the same time, in the future work, the two sides should strengthen communication and help enterprises grow and develop.By 11:30, 100 stocks in the two cities had daily limit.

Openai: the downtime failures of API, CHATGPT and SORA have been basically fixed. We are monitoring the situation to ensure that the downtime is fully resolved.Shanghai Nickel's main contract has expanded, and now it has risen by more than 3% to 129,170 yuan/ton.NASA: Navigation failure caused the mission of the "Wit" Mars helicopter to end. NASA said on December 11 that the investigation and evaluation of the "Wit" Mars helicopter showed that the navigation system failure was the cause of the rotor damage and the end of the mission during its landing. The "Wit" helicopter landed on Mars with the American "Perseverance" rover on February 18th, 2021. It weighs about 1.8 kilograms, has four rotors, and is powered by solar panels for lithium batteries. On April 19th of the same year, Wit completed its first flight on Mars. On January 18th this year, Wit made its 72nd and last flight to Mars. Because its rotor blades were damaged during the landing, it could not fly again, and NASA announced the end of its mission. On the 11th, NASA announced the investigation results of the last flight of Wit. The evaluation shows that the navigation system of "Wit" can't provide accurate data during its flight, causing a series of failures, leading to the end of its mission. (Xinhua News Agency)

Ma Huateng People's Daily wrote: Promote the healthy and sustainable development of the digital economy. Ma Huateng said in the People's Daily that Tencent, as a digital technology enterprise, actively responded to the deployment of the country to expand domestic demand and actively explored the development of digital consumption. By optimizing consumer tools such as WeChat payment, the company tries to create and serve effective demand and promote economic cycle by testing the e-commerce business such as live delivery of water video numbers. At the same time, Tencent relies on the WeChat ecosystem to enhance the absorption and friendliness of employment and entrepreneurship. Last year, it provided employment income opportunities for more than 50 million people. In the future, Tencent will also increase investment, devote itself to technological innovation and industrial upgrading, and jointly contribute to the stable and healthy development of China's economy with the vast number of private enterprises.The three major stock indexes rose, the GEM index rose by 1%, the Shenzhen Component Index rose by 0.44%, and the Shanghai Composite Index rose by 0.42%.The dividend index has performed better for a long time, and the allocation value of Standard & Poor's dividend ETF(562060) has attracted much attention. By midday on December 12, the standard & poor's dividend ETF(562060) had increased by 0.44%, with a turnover of 10.1606 million yuan. The constituent stocks are mixed. In terms of rising, Yongxing Materials led the gains, and Voice Holdings followed suit. In terms of decline, Luan Huan was able to lead the decline, while Orchid Science and Technology fell. In the news, as of December 11, 940 listed companies have thrown out 994 single and medium-term cash dividend plans this year, with a year-on-year increase of 269.41%; The total amount of dividends involved was 667.519 billion yuan, a year-on-year increase of 166.24%. According to the analysis of Xingzheng Securities, the long-term performance of dividend strategy in the US stock market is significantly better than that of the S&P 500 index, and its stability is higher. From 2003 to 2022, the annualized rate of return of the S&P 500 high-quality and high-dividend index reached 12.0%, which was higher than the S&P 500 index's 10.5%. Donghai securities said that under the downward trend of risk-free interest rate, dividend stability and growth potential have become important considerations, and we are optimistic about the investment value of dividend plate.