芯碁微装：关于控股股东、实际控制人及其一致行动人权益变动触及1%刻度的提示性公告

Core Viewpoint - The announcement from Chip Microelectronics indicates a reduction in shareholding by the controlling shareholder, which may impact investor sentiment and market perception of the company [2] Group 1: Shareholding Changes - On December 10, the controlling shareholder, Chairwoman Cheng Zhuo, reduced her stake by selling 190,000 shares, representing 0.14% of the total share capital [2] - Following this transaction, the total shares held by Cheng Zhuo and her concerted parties decreased from 47,602,490 shares to 47,412,490 shares [2] - The ownership percentage of Cheng Zhuo and her concerted parties fell from 36.13% to 35.99% of the total share capital, marking a change that touches the 1% threshold [2]