Mechanical and electrical equipment and accessories, Mechanical equipment, electrical equipment, Environmental protection equipment, Industrial automation control equipment, Hydraulic equipment and accessories, sensor, electronic components, Auto Parts, Instruments, Water pipe valve, pump, Hardware and Electrical, Building decoration materials, Electronics, Knitted textiles, Clothing and Accessories, leather products, wallpaper, floor, plastic products, Metal products, Labor protection supplies, Office supplies, Daily necessities sales, Engage in import and export of goods and technology, Domestic freight forwarding,Business Consulting( Except brokers), e-commerce( Not allowed to engage in value-added telecommunications、 Financial Services), Computer graphic design and production, Engaged in optoelectronics、 new materials、 Chemical Industry、 Technology development in the field of environmental technology、 Technical Consulting、 Technical Services, Mechanical equipment installation and maintenance( Except special equipment), Pipeline installation project、 Mechanical and electrical installation construction engineering( Except special equipment), HVAC Engineering, Environmental Protection Engineering。【 Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments】