宏微科技股价涨5.06%，万家基金旗下1只基金重仓，持有25.4万股浮盈赚取36.33万元

Group 1 - The core viewpoint of the news is that Jiangsu Hongwei Technology Co., Ltd. has seen a stock price increase of 5.06%, reaching 29.68 CNY per share, with a total market capitalization of 6.325 billion CNY [1] - The company specializes in the design, research and development, production, and sales of power semiconductor chips, including IGBT and FRED, with its main business revenue composition being 73.83% from modules, 22.67% from single tubes, 1.72% from chips, 1.62% from entrusted processing, and 0.15% from other sources [1] Group 2 - The Wanjiaguo Zheng 2000 ETF (159628) has increased its holdings in Hongwei Technology by 63,900 shares, bringing the total to 254,000 shares, which represents 0.52% of the fund's net value, making it the fourth largest holding [2] - The fund has achieved a year-to-date return of 33.64% and ranks 1417 out of 4197 in its category, with a one-year return of 28.91% and a ranking of 1540 out of 4170 [2]