EOPTOLINK(SZ:300502) Xin Lang Cai Jing·2025-10-21 03:25Group 1 - The core viewpoint of the news is that Xinyisheng has shown a significant increase in stock price and trading volume, indicating strong market interest and performance [1] - Xinyisheng's stock price rose by 5.01% to 345.75 CNY per share, with a trading volume of 12.626 billion CNY and a turnover rate of 4.16%, leading to a total market capitalization of 343.666 billion CNY [1] - The company, established on April 15, 2008, specializes in the research, production, and sales of optical modules, with 98.86% of its main business revenue coming from products above 25G [1] Group 2 - Huatai Baoxing Fund holds a significant position in Xinyisheng, with its Huatai Baoxing Jinianfeng A fund owning 166,600 shares, representing 5.38% of the fund's net value, making it the fourth-largest holding [2] - The Huatai Baoxing Jinianfeng A fund has achieved a year-to-date return of 21.32% and a one-year return of 31.41%, ranking 3852 out of 8162 and 2114 out of 8024 in its category, respectively [2] - The fund manager, Shang Shuo Hui, has been in position for 8 years and 214 days, with the fund's total asset size at 809 million CNY and a best return of 136.2% during his tenure [2]