The registration address of hsep is located in the north of the village of camp 7 in the town of jiancheng, habei province. The superintendency market supervisory authority, represented by legal persons, operates in the areas of processing, manufacturing, marketing of automated ancillary products, atmospheric pollution control equipment, solid waste and water treatment equipment, purification energy-saving equipment, glass and steel products, air-source heat pump units, solar air source heat pumps, water surface heat pumps, cold storage thermal air conditioning equipment, central air conditioner packages, fire-fighting smoke removal equipment, engineering installation, environmental engineering design, integrated pumping stations. (projects subject to legal approval may not operate without the approval of the relevant department)