Core Viewpoint - *ST Qingyan (301288.SZ) currently does not hold any mineral assets and focuses on resource utilization through hazardous waste disposal services [1] Group 1: Business Operations - The company's resource utilization business is primarily conducted through its subsidiary, Fujian Tonghai Nickel Industry Technology Co., Ltd., which collects and disposes of hazardous waste from enterprises [1] - The company charges fees for hazardous waste disposal services and employs mature pyrometallurgical processes to treat various industrial solid wastes containing metals such as nickel, chromium, copper, and iron [1] - The company recovers various metal resources from hazardous waste and produces alloy metals and other resource products for external sales [1]

Core Viewpoint - The company, *ST Qingyan (301288.SZ)*, does not currently hold any mineral assets and focuses on hazardous waste disposal services and metal resource recovery [1] Group 1: Company Operations - The company's resource utilization business is primarily conducted through its subsidiary, Fujian Tonghai Nickel Industry Technology Co., Ltd., which collects and disposes of hazardous waste from enterprises [1] - The company employs mature pyrometallurgical processes to treat various industrial solid wastes containing metals such as nickel, chromium, copper, and iron, ensuring harmless disposal and recovery of metal resources [1] - The company produces alloy metals and other resource products for external sales [1]