wholesale: Mechanical and electrical equipment accessories, Hydraulic equipment and accessories, Wires and cables, power tools, Instruments, seals, Chemical raw materials( No dangerous goods), Textile machinery accessories, steel, wood, coal; Ship technical services; Mechanical and electrical equipment technical services; Import and export of goods and technology( Projects prohibited by national laws and regulations shall not be operated, Projects restricted by national laws and regulations must be operated with a license)。 ( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments)