JCHX(SH:603979) Xin Lang Cai Jing·2025-09-18 06:30Group 1 - The core point of the news is that Jincheng Mining Management Co., Ltd. experienced a stock decline of 5.31% on September 18, with a share price of 61.12 yuan and a total market capitalization of 38.125 billion yuan [1] - Jincheng Mining's main business includes mining engineering construction, mining operation management, and mining design and technology research, with revenue composition being 46.11% from cathode copper, copper concentrate, and phosphate rock sales, 39.63% from mining operation management, 11.85% from mining engineering construction, and smaller percentages from other services [1] Group 2 - Shanzheng Asset Management has one fund heavily invested in Jincheng Mining, specifically the Shanzheng Asset Management Innovation Growth Mixed Fund A (018281), which held 10,000 shares, accounting for 3.73% of the fund's net value [2] - The fund has shown a year-to-date return of 42.41% and a one-year return of 78.88%, ranking 1497 out of 8172 and 1253 out of 7980 respectively [2] Group 3 - The fund manager of Shanzheng Asset Management Innovation Growth Mixed Fund A is Yang Xu, who has a tenure of 10 years and 250 days, with the fund's total asset size at 12.4475 million yuan [3] - The best return during Yang Xu's tenure was 62.35%, while the worst return was -92.46% [3]