MACMIC(SH:688711) Xin Lang Cai Jing·2025-10-23 03:12Group 1 - The core point of the news is that Jiangsu Hongwei Technology Co., Ltd. experienced a 5.1% drop in stock price, closing at 24.00 CNY per share, with a trading volume of 114 million CNY and a turnover rate of 2.18%, resulting in a total market capitalization of 5.114 billion CNY [1] - The company, established on August 18, 2006, and listed on September 1, 2021, specializes in the design, research and development, production, and sales of power semiconductor chips, including IGBT and FRED [1] - The revenue composition of the company's main business includes modules (packaging) at 73.83%, single tubes (packaging) at 22.67%, chips at 1.72%, entrusted processing business at 1.62%, and others at 0.15% [1] Group 2 - From the perspective of fund holdings, only one fund under Wan Jia Fund has a significant position in Hongwei Technology, specifically the Wan Jia Guo Zheng 2000 ETF, which held 190,100 shares in the second quarter, accounting for 0.41% of the fund's net value [2] - The Wan Jia Guo Zheng 2000 ETF, established on June 29, 2022, has a latest scale of 808 million CNY and has achieved a year-to-date return of 27.25%, ranking 1763 out of 4218 in its category [2] - The fund manager, Yang Kun, has a tenure of 6 years and 2 days, with a total asset scale of 14.776 billion CNY, and the best fund return during his tenure is 81.38% while the worst is -32.3% [2]