Zhong Guo Ji Jin Bao·2025-12-31 03:20Monetary Policy - On December 31, the People's Bank of China conducted a 7-day reverse repurchase operation of 528.8 billion CNY at a fixed rate of 1.40%, with a net injection of 502.8 billion CNY after accounting for 26 billion CNY maturing reverse repos [1] Stock Market Performance - The A-share market opened slightly higher on December 31, with the Shanghai Composite Index up by 0.1%, the Shenzhen Component Index up by 0.13%, and the ChiNext Index up by 0.22% [2] - The precious metals sector showed overall gains, while sectors such as agriculture, retail, and oil and petrochemicals underperformed [2] Metals Sector - The non-ferrous metals sector saw a rise on December 31, with active trading in industrial metals, copper, cobalt, and nickel stocks. Jiangxi Copper reached its daily limit, with other stocks like Shengxin Lithium Energy and Zijin Mining also experiencing gains [3][6] Individual Stock Highlights - Jiangxi Copper's stock reached a peak of 55.28 CNY, with a trading volume of 584,500 hands and a market capitalization of 191.32 billion CNY [4] - Jiamai Packaging achieved an 11-day consecutive limit-up, trading at 13.04 CNY per share [7][10] - The stock of Hengtong Light surged by 1007.95% upon its debut on the Beijing Stock Exchange, opening at 350 CNY per share [11][13] Company Announcements - Jiamai Packaging announced that its main business had not undergone significant changes, and there are no plans for major asset restructuring in the near future [10] - Hengtong Light, established in 2011, focuses on passive optical device products and has a client base that includes major companies like Google, Amazon, and Microsoft [11][14]