TGCF(SZ:301217) Xin Lang Cai Jing·2025-12-18 07:06Group 1 - The stock price of Copper Crown Copper Foil fell by 5.02%, reaching 31.62 CNY per share, with a trading volume of 857 million CNY and a turnover rate of 3.21%, resulting in a total market capitalization of 26.213 billion CNY [1] - Copper Crown Copper Foil, established on October 18, 2010, and listed on January 27, 2022, specializes in the research, manufacturing, and sales of various high-precision electronic copper foils [1] - The main business revenue composition includes PCB copper foil at 56.84%, lithium battery copper foil at 37.92%, copper flat wire at 4.45%, and other supplementary sources at 0.79% [1] Group 2 - Southern Fund's Southern CSI 1000 ETF (512100) is among the top ten circulating shareholders of Copper Crown Copper Foil, having reduced its holdings by 53,600 shares in the third quarter, now holding 2.2749 million shares, which is 0.27% of the circulating shares [2] - The Southern CSI 1000 ETF (512100) has a current scale of 76.63 billion CNY, with a year-to-date return of 23.99% and a one-year return of 20.22% [2] - The fund manager, Cui Lei, has been in position for 7 years and 43 days, with a total asset scale of 122.76 billion CNY, achieving the best fund return of 174.77% and the worst return of -15.93% during the tenure [2]