芯源微：股东汪明波完成减持2.70万股公司股份

Group 1 - The core point of the article is that Chip Source Microelectronics (688037.SH) has completed a share reduction plan, with a total of 27,000 shares sold by Ms. Wang Mingbo, representing 0.0134% of the company's total share capital [1] Group 2 - The share reduction was executed through centralized bidding transactions [1] - The completion date of the share reduction plan is noted as November 6, 2025 [1]