股东拟减持公司股份，美迪西盘中跌逾8%

Core Viewpoint - MediXis (688202) experienced a significant stock decline of over 8% following the announcement of a planned share reduction by a major shareholder [1] Group 1: Stock Performance - On November 20, MediXis's stock price dropped to 56.55 CNY per share, reflecting a decline of 8.27% [1] Group 2: Shareholder Actions - Shareholder Chen Guoxing intends to reduce his holdings by up to 2.2 million shares, which represents no more than 1.64% of the company's total share capital [1]