The registration address of jiajung rubber works ltd. In hebei province is at 171 xinxiang town street, juju city, hebei province, and the registered authority is the market supervisory authority of xinjiang county, which operates on rubber plates, production and sale of: rubber products, plastics, polyurethane products, metal hoses, tubes, hydraulic machinery accessories, hardware accessories, compensatory units, high-pressure tubes and aggregates, and connections** (projects subject to approval by the law and subject to the approval of the relevant department)