DOTI(SZ:301183) Xin Lang Cai Jing·2025-10-29 02:53Group 1 - The stock of Dongtian Micro fell by 5.01% on October 29, closing at 106.39 CNY per share, with a trading volume of 570 million CNY and a turnover rate of 8.90%, resulting in a total market capitalization of 8.511 billion CNY [1] - Dongtian Micro, established on July 24, 2009, and listed on May 24, 2022, specializes in the research, production, and sales of precision optical film components. The revenue composition includes imaging optical components at 66.83%, communication optical components at 28.71%, and other income at 4.46% [1] Group 2 - Hengyue Fund holds a significant position in Dongtian Micro through its Hengyue Growth Selected Mixed A Fund (010622), which held 277,800 shares as of the third quarter, accounting for 3.57% of the fund's net value, making it the eighth largest holding. The estimated floating loss today is approximately 1.5585 million CNY [2] - The Hengyue Growth Selected Mixed A Fund was established on February 9, 2021, with a current size of 473 million CNY. Year-to-date returns are 78.38%, ranking 265 out of 8,155 in its category, while the one-year return is 53.11%, ranking 834 out of 8,031. Since inception, the fund has experienced a loss of 11.81% [2] Group 3 - The fund manager of Hengyue Growth Selected Mixed A Fund is Liao Mingbing, who has been in the position for 5 years and 110 days. The total asset size of the fund is 955 million CNY, with the best return during his tenure being 67.76% and the worst return being -41.96% [3]