国瓷材料：关于公司第一大股东、实际控制人股权新质押及解除质押的公告

Core Viewpoint - The announcement from Guocera Materials indicates significant changes in share pledges by its largest shareholder and actual controller, Zhang Xi, which may impact the company's financial stability and investor confidence [1] Group 1: Share Pledge Activity - Zhang Xi, the largest shareholder, pledged an additional 8.87 million shares on February 10, representing 5.80% of his holdings [1] - On February 11, Zhang Xi released a pledge of 10.90 million shares, accounting for 7.13% of his holdings [1] - Both transactions involved China Merchants Securities as the pledgee [1]