Production, processing, sales, metal surface treatment and heat treatment processing (excluding electroplating): motorcycles, cars, trains and ship parts (excluding engines), hardware molds, general machinery, tools and measuring tools, electromechanical equipment, communication equipment, electrical equipment, metal products, rubber products, plastic products; sales: household appliances; import and export of goods, import and export of technology. (The above projects are except those prohibited by laws and administrative regulations; projects restricted by laws and administrative regulations must obtain a license before they can be operated)〓