UIGreen(SH:688661) Xin Lang Cai Jing·2026-01-19 01:57Group 1 - The core viewpoint of the news is the significant stock price increase of Helin Micro-Nano Technology Co., Ltd., which rose by 5.8% to 91.68 CNY per share, with a cumulative increase of 31.31% over three days [1] - Helin Micro-Nano, established on June 18, 2012, and listed on March 29, 2021, specializes in the research, design, production, and sales of micro-precision electronic components and devices [1] - The company's main business revenue composition includes precision structural parts (44.34%), semiconductor chip test probes (32.73%), micro-shielding covers (15.36%), and others [1] Group 2 - From the perspective of fund holdings, Guangfa Fund has a significant position in Helin Micro-Nano, with its Guangfa CSI 2000 ETF holding 8,328 shares, accounting for 0.65% of the fund's net value [2] - The Guangfa CSI 2000 ETF, established on September 8, 2023, has a current scale of 66.32 million CNY and has achieved a year-to-date return of 7.23% [2] - The fund manager, Xia Haoyang, has a tenure of 4 years and 246 days, with the best fund return during this period being 91.61% [2]