T&S(SZ:300570) Xin Lang Cai Jing·2025-11-05 07:23Group 1 - The core point of the news is that Tai Chen Guang's stock has experienced a significant decline, with a 14.64% drop over the past seven days, leading to a current price of 95.30 CNY per share and a total market capitalization of 21.645 billion CNY [1] - Tai Chen Guang, established on December 12, 2000, specializes in the research, production, and sales of optical devices, with 98.02% of its revenue coming from optical device products [1] - The company has seen a trading volume of 7.81 billion CNY and a turnover rate of 4.30% on the day of reporting [1] Group 2 - Tai Ping Fund has a significant holding in Tai Chen Guang, with its Tai Ping Industry Preferred A fund holding 68,800 shares, representing 4.55% of the fund's net value, making it the sixth-largest holding [2] - The fund has incurred a floating loss of approximately 120,400 CNY today and a total floating loss of 1.1249 million CNY during the seven-day decline [2] - Tai Ping Industry Preferred A fund, established on September 1, 2020, has a current size of 108 million CNY and has achieved a year-to-date return of 34.46% [2]