UP OPTOTECH(SZ:002338) Xin Lang Cai Jing·2025-09-19 02:37Group 1 - The core viewpoint of the news is that Aopu Optoelectronics has experienced a significant stock price increase, rising 5.26% to 59.84 CNY per share, with a total market capitalization of 14.362 billion CNY and a cumulative increase of 18.24% over the past six days [1] - Aopu Optoelectronics, established on June 26, 2001, and listed on January 15, 2010, specializes in the research, production, and sales of optoelectronic measurement control instruments, new medical instruments, optical materials, and grating encoders [1] - The company's main business revenue composition 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 major shareholders, Yongying Fund's "Yongying Semiconductor Industry Smart Mixed Fund A" (015967) entered the top ten circulating shareholders of Aopu Optoelectronics in the second quarter, holding 2.9 million shares, which accounts for 1.21% of the circulating shares [2] - The fund has achieved a return of 63.43% this year, ranking 452 out of 8172 in its category, and a return of 142.59% over the past year, ranking 145 out of 7980 [2] - The fund manager, Zhang Haixiao, has a total fund asset scale of 2.436 billion CNY, with the best fund return during his tenure being 62.07% and the worst being -19.48% [2]