TFC(SZ:300394) Xin Lang Cai Jing·2025-11-03 07:31Group 1 - Tianfu Communication's stock price has dropped 1.87% to 155.06 CNY per share, with a total market capitalization of 120.546 billion CNY, and a trading volume of 4.842 billion CNY, reflecting a turnover rate of 4.06% [1] - The stock has experienced a continuous decline over three days, with a cumulative drop of 20.28% [1] - The company, Suzhou Tianfu Optical Communication Co., Ltd., specializes in the research, design, high-precision manufacturing, and sales of optical passive components, with 98.91% of its revenue coming from optical communication components [1] Group 2 - Dachen Fund has a significant holding in Tianfu Communication through its Dachen Growth Enterprise Artificial Intelligence ETF (159242), which holds 104,900 shares, accounting for 5.34% of the fund's net value, making it the third-largest holding [2] - The ETF has incurred a floating loss of approximately 309,500 CNY today and a total floating loss of 4.1373 million CNY during the three-day decline [2] - The Dachen Growth Enterprise Artificial Intelligence ETF was established on July 16, 2025, with a current size of 329 million CNY and a cumulative return of 46.19% since inception [2]