Cellwise(SH:688325) Xin Lang Cai Jing·2025-09-15 05:50Group 1 - The core viewpoint of the news is that Saiwei Microelectronics has seen a significant increase in stock price, with a rise of 5.12% to 78.50 CNY per share, and a total market capitalization of 6.762 billion CNY [1] - Saiwei Microelectronics, established on November 2, 2009, specializes in the research and sales of analog chips, primarily focusing on battery management chips, which include battery safety chips, battery metering chips, and charging management chips [1] - The company's main business revenue is entirely derived from chip sales, accounting for 100% of its revenue [1] Group 2 - From the perspective of fund holdings, one fund under Wanjia Fund has a significant position in Saiwei Microelectronics, with the Wanjia Technology Quantitative Stock Mixed Fund A holding 9,100 shares, representing 2.02% of the fund's net value [2] - The Wanjia Technology Quantitative Stock Mixed Fund A has achieved a year-to-date return of 34.51%, ranking 2102 out of 8246 in its category, and a cumulative return of 39.42% since its inception [2] - The fund manager, Yin Hang, has been in position for 5 years and 58 days, with the fund's total asset size at 468 million CNY, achieving a best return of 58.15% and a worst return of -8.26% during his tenure [2]