Production and sales of plastic woven goods, plastic fillers, foam products, plastic packaging products, plastic chemical products (excluding dangerous goods), metal and hardware products, mechanical equipment and accessories, distribution of paper products and packaging products, building supplies and decoration supplies, handicrafts, cosmetics, electronic and electronic accessories; Import and export of goods and technology (excluding projects prohibited by laws and administrative regulations; projects restricted by laws and administrative regulations can only be operated after obtaining permits) (For projects that require approval by law, business activities can only be carried out after approval by relevant departments).