The registration address of hebei xuyong environmental technology ltd. Is located at unit 1303, building no. 11, concealed international south street, no. 199 changkang street, hebei province. The registration authority is the market supervision authority of gao xinxiang district, which operates on behalf of the legal person and includes technical research and development of environmentally friendly equipment, the sale, maintenance and construction of environmentally friendly equipment, the construction of environmental engineering works, the wholesale retail sale of chemical products (except dangerous chemicals and those subject to approval) and the import and export of various goods and technologies. (projects subject to legal approval may not operate without the approval of the relevant department)