General Projects: Manufacturing of ecological environment materials; Sales of ecological environment materials; Manufacturing of daily chemical products; Sales of daily chemical products; Manufacturing of thermal and sound insulation materials; Sales of thermal and sound insulation materials; Production of fireproof sealing materials; Sales of fireproof sealing materials; Production of refractory materials; Sales of refractory materials; Sales of coatings (excluding hazardous chemicals); Sales of asbestos products; Sales of sealing components; Sales of chemical products (excluding products requiring permits). (Except for the essential projects, the company conducts business operations independently and lawfully based on its business license.)

License Items: Construction Project Execution; Specialized Construction Operations. (As required by laws, operation projects are subject to administrative approval, and the specific operating projects shall be in accordance with the approved documents or permits issued by the administrative authorities.)