The registration address of shan dong jia air conditioning equipment limited is located in area a1 of the economic development zone of ruixun town, wu city, texas, shandong province. The registration authority is the market supervision authority of wu city county, represented by legal persons and includes the processing and sale of central air-conditioning and end-of-pipe products, ventilation equipment, oil and smoke purification equipment, fire valves, smoke valves, air curtains, new wind exchanges, axle winders, centrifuges, wind vents, and exhaust fans. (only for use in environmental assessment projects, no business activity may be carried out without an administrative permit) (projects subject to legal approval and subject to approval by the relevant department)