股价大跌17%，一上市公司董事长被抓，妻子代为履职

Core Viewpoint - The announcement of criminal coercive measures against Huang Guorong, the actual controller and chairman of Shanshui Technology, has led to significant market reactions, including a sharp decline in the company's stock price [1][2]. Company Overview - Shanshui Technology, established in 2012, specializes in the research, production, and sales of dye intermediates, pesticides, and pharmaceutical intermediates, with its flagship product being a core raw material for the patented insecticide Chlorantraniliprole [2]. - Huang Guorong has been with the company since May 2012 and has held various positions in the chemical industry prior to this role [2]. - Huang Guorong and Wu Xinyan, who are married, collectively hold over 45% of the company's shares, making them the actual controllers [2]. Recent Developments - On October 19, Huang Guorong was notified of criminal coercive measures, prompting an emergency board meeting on October 20, where Wu Xinyan was appointed to assume his responsibilities [1]. - The company claims to have a stable management system and governance structure, ensuring normal operations despite the recent developments [1]. Market Reaction - Following the announcement, Shanshui Technology's stock price fell by 17.04%, closing at 22.88 yuan per share, with suspicions of prior knowledge of the news among investors [1]. Financial Performance - In 2024, Shanshui Technology reported a revenue of 505 million yuan, a year-on-year increase of 1.88%, but a significant drop in net profit attributable to shareholders, down 47.63% to 60 million yuan [2]. - For the first half of 2025, the company achieved a revenue of 305 million yuan, a year-on-year increase of 23.08%, but the net profit attributable to shareholders decreased by 11.66% to 48 million yuan [2]. - The decline in net profit is attributed to external market factors, reduced product prices, and insufficient capacity release during the trial production of fundraising projects [2].