Xin Lang Cai Jing·2025-10-24 01:51Core Viewpoint - Jin Sun's stock price increased by 5.36% to 25.74 CNY per share, with a total market capitalization of 3.561 billion CNY as of the report date [1] Company Overview - Dongguan Jin Sun Grinding Co., Ltd. was established on September 21, 2004, and listed on February 8, 2017. The company specializes in the research, development, production, and sales of new precision polishing materials, high-end intelligent equipment, and precision structural components [1] - The revenue composition of the company includes: 60.74% from paper-based/fabric-based polishing materials, 24.77% from intelligent CNC equipment and precision structural components, 14.22% from new polishing materials, and 0.27% from other sources [1] Fund Holdings - One fund under CITIC Jiantou, CITIC Jiantou Rui Li A (003308), holds 7,100 shares of Jin Sun, accounting for 0.5% of the fund's net value, ranking as the seventh largest holding [2] - The fund has achieved a year-to-date return of 39.62%, ranking 1531 out of 8154 in its category, and a one-year return of 48.93%, ranking 736 out of 8025 [2] Fund Manager Performance - The fund manager, Ai Chong, has a tenure of 8 years and 1 day, with a total asset scale of 162 million CNY, achieving a best return of 84.96% during his tenure [3] - Co-manager Yang Zhiwu has a tenure of 2 years and 326 days, managing assets of 314 million CNY, with a best return of 41.07% during his tenure [3]