Chemical raw materials and products(Removal of hazardous chemicals、 Monitoring chemicals、 Fireworks、 Civilian explosives、 Precursor chemicals), Water-based paint, Printed Materials, Metal materials and products, Mechanical equipment and accessories, Craft gifts, Jewelry sales, Engage in import and export of goods and technology, Business Information Consulting, Construction Engineering, Exhibition Services, Urban Planning and Design, Own equipment leasing, Engaged in chemical technology、 Energy-saving technology、 Technology development in the field of environmental technology、 Technical Consulting、 Technical Services, Building cleaning services。【 Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments】