一上市公司董事长，被留置

Core Viewpoint - The company, Guangda Special Materials, has a robust corporate governance structure and internal control system, ensuring normal operations and steady business progress despite past incidents involving its executives [2][3]. Group 1: Corporate Governance and Management - Guangda Special Materials has a clear governance structure with defined processes for daily operations managed by the executive team, and all board members and senior management are fulfilling their roles normally [2]. - As of the announcement date, there has been no change in the company's control, and the company is unaware of the developments regarding past incidents involving its executives [3]. Group 2: Executive Background and Compensation - Xu Weiming, born in 1968, has been serving as the executive director and general manager of Guangda Steel since April 2003, and currently holds the position of chairman and general manager [3]. - In 2024, Xu Weiming received a pre-tax compensation of 2.1048 million yuan, and as of June 2025, he directly holds 12.65 million shares, accounting for 5.6% of the total share capital [3]. Group 3: Past Incidents - In April 2020, Xu Weiming was involved in a blackmail case where he was extorted for 335,000 yuan by an individual posing as a journalist, claiming to have private secrets about company executives [4]. - The court sentenced the perpetrator to ten years and six months in prison for extortion and ordered the return of the extorted funds to the victims, including Xu Weiming [5]. Group 4: Company Performance - Guangda Special Materials reported significant growth in its 2025 semi-annual report, achieving operating revenue of 2.534 billion yuan, a year-on-year increase of 34.74%, and a net profit attributable to shareholders of 185 million yuan, up 332.67% [6]. - The company attributed its performance improvement to strong demand in downstream industries, effective product structure optimization, and enhanced profitability through cost reduction and efficiency improvements [6].