UIGreen(SH:688661) Xin Lang Cai Jing·2026-01-23 03:01Group 1 - The core point of the article highlights the recent decline in the stock price of Helin Micro-Nano, which fell by 5.17% to 85.42 CNY per share, with a trading volume of 416 million CNY and a turnover rate of 3.14%, resulting in a total market capitalization of 12.974 billion CNY [1] Group 2 - Helin Micro-Nano Technology Co., Ltd. is located in Suzhou, Jiangsu Province, and was established on June 18, 2012, with its listing date on March 29, 2021. The company specializes in the research, design, production, and sales of micro-precision electronic components and devices [1] - The main business revenue composition of Helin Micro-Nano includes: precision structural parts (44.34%), semiconductor chip test probes (32.73%), micro-shielding covers (15.36%), others (5.08%), waste revenue/rent (1.66%), and micro-connectors and components (0.83%) [1] Group 3 - From the perspective of fund holdings, Penghua Fund has one fund heavily invested in Helin Micro-Nano. The Penghua Vision Select Mixed Fund A (019820) held 53,800 shares in the fourth quarter, accounting for 6.38% of the fund's net value, ranking as the fifth largest holding [2] - The Penghua Vision Select Mixed Fund A (019820) was established on November 28, 2023, with a latest scale of 26.3862 million CNY. Year-to-date returns are 14.89%, ranking 449 out of 8,847 in its category; the one-year return is 82.5%, ranking 354 out of 8,099; and since inception, the return is 96.5% [2] - The fund manager of Penghua Vision Select Mixed Fund A is Wang Zijian, who has been in the position for 4 years and 356 days, with a total asset scale of 2.333 billion CNY. The best fund return during his tenure is 97.01%, while the worst is -28.9% [2]