Group 1 - The stock of Beijing Haitai Ruisheng Technology Co., Ltd. fell by 5.04% on September 26, trading at 120.29 CNY per share with a transaction volume of 177 million CNY and a turnover rate of 2.39%, resulting in a total market capitalization of 7.257 billion CNY [1] - The company, established on May 11, 2005, and listed on August 13, 2021, specializes in the research, design, production, and sales of AI training data. Its main business revenue composition includes: intelligent voice at 44.13%, computer vision at 40.02%, natural language at 13.90%, and application services at 1.95% [1] Group 2 - According to data from the top ten heavy stocks of funds, one fund under Xinda Australia has a significant holding in Haitai Ruisheng. The Xinao Ju You Zhi Xuan Mixed A Fund (017648) held 9,314 shares in the second quarter, accounting for 3.39% of the fund's net value, ranking as the tenth largest heavy stock [2] - The Xinao Ju You Zhi Xuan Mixed A Fund (017648) was established on January 19, 2023, with a latest scale of 12.7066 million CNY. Year-to-date returns are 31.71%, ranking 3049 out of 8171 in its category; the one-year return is 89.27%, ranking 838 out of 8004; and since inception, the return is 23.69% [2] - The fund manager, Xu Cong, has been in position for 2 years and 318 days, with total assets under management of 716 million CNY. The best fund return during his tenure is 19.28%, while the worst is 3.19% [2]