
General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of material handling equipment; General equipment repair; Sales of material handling equipment; Special equipment sales; Mechanical parts and component processing; Sales of mechanical parts and components; Wholesale of hardware products; Operation of wires and cables; Sales of electrical and mechanical equipment; Sales of distribution switch control equipment; Sales of metal wire ropes and their products; Sales of metal materials; Sales of labor protection equipment; Sales of fire-fighting equipment; Leasing of construction machinery and equipment; Rental of special equipment; Electrical equipment repair; Labor services (excluding labor dispatch); Engineering management services; Technical services, technology development, technology consulting, technology exchange, technology transferTechnology promotion (except for projects that require approval according to law, conducting business activiti... [
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