联合精密：控股股东、实控人之一何桂景12月29日至30日累计减持31.9万股

Group 1 - The core point of the article is that the controlling shareholder and chairman of the company, He Guijing, has reduced his stake in the company by selling 319,000 shares through centralized bidding transactions on December 29 and 30, 2025 [1] - After this equity change, He Guijing, He Junhua, and their concerted parties collectively hold 61.221 million shares, which represents 56.7211% of the company's total share capital [1] - This equity change has triggered a change that touches the 1% integer multiple threshold [1]