The registration address of jintai building, no. 20, no. 2-212-2 of yunhing, ganggwan district of jintai township, is the market supervisory authority of jingang city, represented by hu jiaquin, and includes the development and sale of computer software and hardware, technical services, consultancy, transfer and promotion; maintenance and repair of instruments; sale and assembly of instrument instruments, metal works, industrial control equipment, electrical equipment; sale of car spare parts, metal materials, cable cables, hardware and electricity, electronics, rubber products, handicrafts, japanese-use items, chemical products (except dangerous products); import and export operations for self-employed and proxy goods and technologies (with the exception of goods and technologies for which the state limits the operation of enterprises or bans imports and exports). (projects subject to legal approval may not operate without the approval of the relevant department)