General items: Plastic products manufacturing [branch operation]; Sales of plastic products; Sales of Category I medical devices; Plastic processing special equipment manufacturing [branch operation]; Sales of special equipment for plastic processing; Plastic packing box and container manufacturing [branch operation]; Engineering plastics and synthetic resin manufacturing [branch operation]; Engineering plastics and synthetic resin sales; Glass fiber reinforced plastic products manufacturing [branch operation]; Glass fiber reinforced plastic products sales; Food with plastic packaging container tool products sales. Sales of chemical products (excluding licensed chemical products); internet sales (except sales of goods that require a license); Import and export of goods; Technology import and export; Import and export agent.

(Except for the projects subject to approval according to law, independently carry out business activities according to law with the business license) Licensed projects: Internet live broadcast technical services; Food with plastic packaging container tool products. (For projects subject to approval according to law, business activities can only be carried out after approval by relevant departments, and specific business projects shall be subject to approval documents or license certificates of relevant departments)