The registration address of the non-tinium-sourced smart equipment company, ltd., is located at health road no. 22, fando village, kaoang township, iheung city, with the registration authority ixing city data authority, and is represented by legal persons and includes licensed projects: construction works (subject to the approval of the law, subject to the authorization of the relevant department) for the operation of the operation of the general project: manufacture of specialized equipment for the protection of the environment; sale of specialized equipment for the protection of the environment; manufacture of equipment for the removal of dust technology equipment; installation services for general mechanical equipment; manufacture of electronic equipment; sale of specialized electronic equipment; sale of specialized chemical products (without dangerous chemicals); sale of technical glass products; sale of plastics; development of machinery equipment; sale of spare parts for machinery and spare parts; maintenance of electronic, mechanical equipment (without special equipment); operation of electrical cables; sale of pumps and vacuum equipment; sale of valves and cyclones; sale of non-metal mines and products; enhancement of plastics products by fibre; technical services, technical exchange, technology transfer and extension of technology; distribution of five gold products; retail products; sale of metal