开尔新材：关于公司高级管理人员减持计划期限届满的公告

Group 1 - The core point of the article is that Kai'er New Materials announced that as of December 1, 2025, the share reduction plan by Vice General Manager Liu Yongzhen has expired, and no shares were sold during this period [2] - Liu Yongzhen still holds 3,120,039 shares, which represents 0.6201% of the total share capital [2]