长川科技股价涨5.08%，瑞达基金旗下1只基金重仓，持有1.33万股浮盈赚取6.85万元

Group 1 - The core point of the news is that Changchuan Technology's stock price increased by 5.08% to 106.46 CNY per share, with a trading volume of 3.101 billion CNY and a turnover rate of 6.07%, resulting in a total market capitalization of 67.539 billion CNY [1] - Changchuan Technology, established on April 10, 2008, and listed on April 17, 2017, is based in Hangzhou, Zhejiang Province, and specializes in the research, production, and sales of integrated circuit equipment [1] - The company's main business revenue composition includes testing machines at 57.68%, sorting machines at 32.73%, and other products at 9.59% [1] Group 2 - According to data from the top ten heavy stocks of funds, one fund under Ruida holds Changchuan Technology as a significant investment, with 13,300 shares, accounting for 3.91% of the fund's net value, ranking as the sixth-largest heavy stock [2] - The Ruida Advanced Manufacturing Mixed Fund A (018226), established on April 14, 2023, has a latest scale of 15.1825 million CNY and has achieved a return of 46.56% this year, ranking 1411 out of 8155 in its category [2] - The fund manager, Zhang Xiying, has a cumulative tenure of 1 year and 238 days, with total fund assets of 108 million CNY, achieving the best fund return of 95.81% and the worst return of 3.16% during the tenure [2]