The registration address of the company is 100 metres north-east of nueva jia tang street, wu town, wuzhou county, texas, shandong province. The registration authority is the market supervision authority of wu city county and is represented by the legal person sun fuzhi. The business includes the development and sale of air conditioning equipment and spare parts, environmental protection equipment, ventilation equipment and spare parts, environmental protection equipment and spare parts, water treatment equipment and spare parts, valves, silencers, water tanks, cooling towers, electrical, plumbing and plumbing, wind, mechanical and electrical equipment; construction of construction machinery, steel structures, human defence works; sub-contracting for construction services; import and export of goods and technology. (projects subject to legal approval may not operate without the approval of the relevant department)