Chemical technology development、 Technology Promotion;Plastic product technology development、 Technology Promotion、 Technology Transfer、 Technical Services; wholesale、 retail: Chemical products( Does not contain hazardous chemicals and precursor chemicals), plastic products, rubber products, building materials, Hardware and Electrical, Metal materials, Decorative materials, Computer hardware and software and auxiliary equipment, Computer supplies, Electronics, office supplies, Daily necessities; Domestic advertising business; Plastic product processing; Import and export business; Conference and exhibition services。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments)