T&S(SZ:300570) Xin Lang Cai Jing·2026-02-04 03:08Group 1 - The core point of the news is that Shenzhen Taicheng Light Communication Co., Ltd. (太辰光) experienced a stock price increase of 5.02%, reaching 132.06 CNY per share, with a trading volume of 3.468 billion CNY and a turnover rate of 14.05%, resulting in a total market capitalization of 29.994 billion CNY [1] - The company, established on December 12, 2000, and listed on December 6, 2016, specializes in the research, production, and sales of optical devices, with 98.02% of its revenue coming from optical device products [1] - The company is located in Shenzhen, Guangdong Province, and operates from a multi-address facility [1] Group 2 - Among the top ten circulating shareholders of Taicheng Light, Yongying Fund has a fund that entered the list, holding 6.1155 million shares, which accounts for 3.18% of the circulating shares, with an estimated floating profit of approximately 38.5886 million CNY [2] - The Yongying Technology Smart Selection Mixed Fund A (022364) was established on October 30, 2024, with a latest scale of 4.69 billion CNY, achieving a year-to-date return of 1.43% and a one-year return of 230.06%, ranking 1st among 8,119 peers [2] - The fund manager, Ren Jie, has a total fund asset scale of 16.172 billion CNY, with the best fund return during his tenure being 292.5% and the worst being 0.66% [3]