Cellwise(SH:688325) Xin Lang Cai Jing·2025-09-16 05:48Group 1 - The core point of the news is that Saiwei Microelectronics experienced a decline in stock price, dropping by 5.15% to 75.88 CNY per share, with a trading volume of 2.58 billion CNY and a turnover rate of 6.14%, resulting in a total market capitalization of 6.536 billion CNY [1] - Saiwei Microelectronics, established on November 2, 2009, and listed on April 22, 2022, is located in Dongguan, Guangdong Province. The company specializes in the research and sales of analog chips, primarily focusing on battery management chips, and has expanded its product range to include battery safety chips, battery metering chips, and charging management chips, with 100% of its revenue coming from chip sales [1] Group 2 - From the perspective of major fund holdings, one fund under Wan Jia Fund has a significant position in Saiwei Microelectronics. The Wan Jia Technology Quantitative Stock Mixed Fund A (020975) held 9,100 shares in the second quarter, accounting for 2.02% of the fund's net value, making it the largest holding [2] - The Wan Jia Technology Quantitative Stock Mixed Fund A (020975) was established on September 24, 2024, with a latest scale of 19.3044 million CNY. It has achieved a return of 35% this year, ranking 2025 out of 8174 in its category, and a cumulative return of 39.93% since inception [2] - The fund manager, Yin Hang, has been in the position for 5 years and 59 days, managing total assets of 468 million CNY. During his tenure, the best fund return was 58.15%, while the worst was -8.26% [2]