UP OPTOTECH(SZ:002338) Xin Lang Cai Jing·2025-09-23 06:30Group 1 - The core point of the news is that Aopu Optoelectronics experienced a decline of 5.02% in stock price, reaching 54.86 yuan per share, with a trading volume of 573 million yuan and a turnover rate of 4.27%, resulting in a total market capitalization of 13.166 billion yuan [1] - Aopu Optoelectronics, established on June 26, 2001, and listed on January 15, 2010, is located in Changchun, Jilin Province. The company specializes in the research, production, and sales of optoelectronic measurement control instruments, new medical instruments, optical materials, and grating encoders [1] - The revenue composition of Aopu Optoelectronics includes composite materials (39.35%), optoelectronic measurement instruments (33.88%), grating sensors (23.62%), precision casting (1.64%), and optical materials (1.51%) [1] Group 2 - From the perspective of the top ten circulating shareholders, Guotai Fund's Guotai Zhongzheng Military Industry ETF (512660) increased its holdings by 280,000 shares in the second quarter, bringing its total to 1.6814 million shares, which accounts for 0.7% of the circulating shares [2] - The Guotai Zhongzheng Military Industry ETF (512660) was established on July 26, 2016, with a latest scale of 15.601 billion yuan. It has achieved a year-to-date return of 15.27%, ranking 3147 out of 4220 in its category, and a one-year return of 51.46%, ranking 1948 out of 3814 [2] - The fund manager of Guotai Zhongzheng Military Industry ETF is Ai Xiaojun, who has a cumulative tenure of 11 years and 257 days. The total asset scale under his management is 141.859 billion yuan, with the best fund return during his tenure being 219.18% and the worst being -46.54% [3]