The registration address of sioux county garrett gas systems, ltd., is located on the 8th floor of the state innovation building, 28th floor, east u hobei road, in the city of suzhou. The registration authority is the data department of wu chuang district, in the city of suzhou. The legal entity is represented by ma guang, and its operations include the sale of gas separation equipment, purification equipment and related accessories, adsorbents, catalysts, desulphurizers, purification agents, water processors, chemical materials, instrumentation instruments, machine hardware, valves, cable cables, office supplies, computers and supporting software. General projects (without dangerous goods and vulnerable chemicals) (subject to legal authorization, subject to the approval of the relevant authorities for the conduct of business): technical services, technology development, technical advice, technology exchange, technology transfer, technology diffusion; research and development of new and emerging energy technologies; biomass technology services; sale of gas compression machines; sale of gas, liquid separation and pure equipment; industrial engineering design services; installation services for general mechanical equipment; sale of industrial automated control system devices; import and export agents; import and export of goods (run autonomous operations under a licence of law except for legally authorized projects)