九鼎新材：监事会主席杨国强辞任

Core Viewpoint - The company has decided to abolish its supervisory board, as approved in recent meetings, indicating a significant governance change [1] Group 1: Company Decisions - The company held its 11th Board's 6th temporary meeting and the 11th Supervisory Board's 3rd temporary meeting on December 4, 2025, and a second temporary shareholders' meeting on December 22, 2025, where the proposal to abolish the supervisory board was approved [1] - Following the decision, the chairman of the supervisory board, Yang Guoqiang, and other supervisors will no longer hold their supervisory positions, although some will continue in other roles within the company [1] Group 2: Supervisory Board Members - Yang Guoqiang, Jiang Yongjian, Gu Zhenhua, and Wu Zhenzhi will leave their supervisory roles, while Liu Ming will not hold any position in the company after leaving [1] - As of the announcement date, the supervisory board members, except for Wu Zhenzhi, do not hold any company shares, and Wu Zhenzhi holds 1,080 shares [1] - All supervisory board members have fulfilled their commitments and will continue to comply with relevant regulations from the China Securities Regulatory Commission and the Shenzhen Stock Exchange after their departure [1]