JCHX(SH:603979) Xin Lang Cai Jing·2025-12-26 03:24Group 1 - The core point of the news is that Jincheng Mining Management Co., Ltd. experienced a stock price increase of 5.05%, reaching 78.87 CNY per share, with a total market capitalization of 49.198 billion CNY as of the report date [1] - Jincheng's main business activities include mining engineering construction, mining operation management, and mining design and technology research, with revenue composition as follows: 46.11% from sales of cathode copper, copper concentrate, and phosphate rock; 39.63% from mining operation management; 11.85% from mining engineering construction; 1.29% from materials, equipment, and others; 1.00% from mining machinery and equipment; and 0.13% from mining design consulting [1] Group 2 - From the perspective of fund holdings, Dongzheng Asset Management has one fund heavily invested in Jincheng, specifically the Oriental Red CSI 500 Index Enhanced Fund A (021175), which held 20,500 shares, accounting for 1.69% of the fund's net value, ranking as the seventh largest holding [2] - The Oriental Red CSI 500 Index Enhanced Fund A has achieved a year-to-date return of 18.09%, ranking 2953 out of 4197 in its category, and a one-year return of 16.81%, ranking 2958 out of 4179 [2]