Business Scope：Diamond tools, knives, hardware tools, quantum tools, mechanical parts manufacture, processing, metal materials, construction materials, hardware distribution sale
Business Scope：Design, production, processing, marketing, electrical and electrical equipment, water supply equipment, heating equipment, ventilation equipment, electrical switch control equipment, industrial automatic control system devices, refrigeration equipment, ai
Business Scope：Test machines, laboratory equipment, technical development of experimental analytical instruments, production, sale, maintenance, hydraulic machinery, aerodynamics, computer hardware and hardware and assistive equipment, technical development, sale, whole
Business Scope：Lubricant, lubricant, anti-frozen fluid, emulsifiable oil development, production, marketing, technical development in the field of petrochemical technology, technical advice, technical services, technology transfer, chemical products, hardware appliances
Business Scope：Marketing of plastics, construction materials, decorator materials, daily department goods, electronics, craft gifts, technical research in the field of plastics technology, technical services, technical advice, transfer of technology, design and construc
Business Scope：Optical instruments, production of instrument instruments, processing, sale, development, maintenance, computer software and assistive equipment, electronics, electromechanical products, mechanical equipment and accessories, hardware and power delivery, e
Business Scope：Research and development, ultrasound technology and its products, electroplating equipment, polishing equipment and accessories, industrial energy conservation equipment, marketing, processing, automation machinery, moulds and accessories, steel aluminium
Business Scope：Plastic packagings, plastic pipes and other plastics* produced, sold, water and electricity heating services, construction materials, steel, agricultural machinery and accessories, automobile accessories* sold,
