The registration address of west angenna interfacing environmental engineering ltd. Is located at the 8th street of chau hong-sung business street, xion city, xion province. The registration authority is the market supervision authority for the unmindish district, xian city. The legal entity is represented by ling ling and operates in the areas of water treatment equipment, disinfection equipment, dust removal and air purification equipment development, design, construction, installation and sale; environmental engineering, garden greening, construction design and construction work; technical environmental consultancy services; development, sale of instrumentation, environmental protection equipment, water treatment preparations; electrical, water heating and heating equipment, heating materials, building materials, ventilation equipment, plastics, valves, mechanical equipment, electrical cables, boiler support equipment, garden greening seedlings, digesting equipment sale, construction services subcontracting, conservation and management of greening; rental of plant and forest equipment, indoor flowering; management of sanitation, environmental protection projects; sanitation information and engineering, eco-environmental management programme advice and services; municipal engineering, management of utility, maintenance and management of municipal anti-pollution facilities; technical advice and management of anti-polation services. (projects subject to legal approval may not operate without the approval of the relevant department)