The registration address of yenko chemical technology ltd. In guangzhou city is located in room 4001 of the 6th ribbon bridge building, tsuok-hoon street, shiraito street, white cloud district, guangzhou city. The registration authority is the market supervision authority of guangzhou city. The legal entity is represented by zheng xing-wu, who works in the form of wholesale cleaning materials; wholesale distribution of chemical products (except for dangerous chemicals); wholesale distribution of cosmetics and sanitation supplies; scientific research of materials, technological development; and research services in textile science and technology;