The registration address of shenzhen city's twin young-hing technology ltd. Is located at no. 54 and no. 56 of shinda road, located in shinda road, no. 52, shinda street, yongkang district, shenzhen city. The registration authority is shenzhen city market supervisory authority, with the legal personality representing chu zhang jie. The activities include the development and sale of brush products, rubber products, plastics, hardware accessories, sponges, primary agricultural products, domestic trade, goods and technology import and export. The licensed projects are: production of brushes, rubber, plastics, hardware accessories, sponges; metal processing; and gold processing。