The registration address of the water element environmental equipment company ltd. Is in the village of matung town, matung township, habei province, on the south side of the east street of revitalization street. (b) installation and maintenance of refrigeration air-conditioning equipment, heating equipment; servicing of cooling towers; technology development, technical services, technical advice and transfer of environmentally friendly equipment; export operations of the enterprise's own products and technologies and access to equipment, spare parts, raw materials and technologies required by the enterprise. (projects subject to legal approval may not operate without the approval of the relevant department)