The registration address of wuhan 9thung dae-jing science and technology ltd. Is located at the 100th kung jia park, ganghan development avenue, wuhan city. 12 units, 4 units, 601, with registration as the market supervision authority of the jianghan district of wuhan city, represented by the legal person chu and covering the technical development, sale and ancillary engineering services of water treatment equipment and consumables, chemical equipment, new energy equipment, automated control kits; mechanical and electrical engineering works, installation of utilities; electrical installation; installation, maintenance of equipment and instrumentation; design and consultation of municipal works, chemical works (excluding hazardous materials); import and export trade agents (projects subject to approval by law and subject to the approval of the relevant authorities for operations); production of water treatment materials, waste gas treatment equipment (only branch operations)。