Sales of rubber and plastic products, ceramic products, Hardware and Electrical, medical devices, Electronics, Instruments, lighting equipment, Home appliances, Wires and cables, Knitted textiles, Communication equipment and related products, Mechanical and electrical equipment; Professional construction of intelligent building construction projects, Exhibition and conference services, e-commerce( Not allowed to engage in value-added telecommunications、 Financial Services), Cultural and artistic exchange event planning, Engage in import and export of goods and technology, Engage in technology development in the professional field of network information technology、 Technology Transfer、 Technical Consulting、 Technical Services。【 Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments】