Shanghai Yongchang is a domestic freight forwarding agent; International freight forwarder; General goods warehousing services (excluding hazardous chemicals and other items requiring approval and approval); Sales of class I medical devices; Sales of needle textiles and raw materials; Sales of leather products; Daily wood products sales; Cork products sales; Sales of rubber products; Sales of power electronic components; Wholesale of electronic components; Retail of electronic components; Sales of electronic special equipment; Furniture sales; Auto parts wholesale; Wholesale of Arts and crafts and collectibles (except ivory and its products); Retail of Arts and crafts and collectibles (except ivory and its products); Sales of metal products; General merchandise sales; Clothing wholesale; Clothing retail; Shoes and hats wholesale; Retail of shoes and hats; Sales of electronic products; Sales of chemical products (excluding licensed chemical products); Sales of special equipment for environmental protection; Wholesale of kitchenware, sanitary ware and daily necessities; Retail of kitchenware, sanitary ware and daily necessities; Sales of household appliances; Cosmetics wholesale; Cosmetics retail; Jewelry wholesale; Jewelry retail; Technology service, technology development, technology consultation, technology exchange, technology transfer and technology promotion; Supply chain management services and many other projects of enterprises.