The registration address of yen koridu water treatment equipment ltd., hebei, is located in room 1804, building no. 4 of the concealed south zone, zhuongbong street, shibuya. The registration authority is the high new zone market supervision authority, represented by legal persons and includes water treatment equipment, environmental protection equipment, temperature-conservation materials, preservation materials, lighting equipment, electrical equipment, hardware products, stainless steel products, glass products, plastics products; installation, sale of electrical and electrical equipment; environmental engineering design, construction; import and export operations for self-employed or surrogate goods and technologies (except for state-restricted or prohibited goods). (projects subject to legal approval may not operate without the approval of the relevant department)