Production and sales of plastic products, injection molding products, and color-printed packaging films; recycling of waste plastics; import of raw materials required by the company and export of products (except for projects without special permission); agricultural and sideline products, steel, auto parts, Wujinjiaodian, chemical products, motorcycles, and department stores , daily miscellaneous products, sales of local products, and textiles; R&D, production, sales, and services of electronic communication network products; three-to-one supplement business; network, floor heating projects; sales of vegetables; import and export business of self-operated products of the enterprise and agency import and export business (except for projects without special permission). (Things that are subject to approval under national laws and regulations are not allowed to be produced or operated before approval)