Production descrption: 1.We are professional perfomance tyres, butyl   inner tube,  natural   inner tubes and repair patches  supplier; 2.Our rubber products for Good price  , high quality . 3.Full sizesh tyres,inner tube and flap  meet the market demand 4.Good materials and excellent technology   Zhengzhou General rubber products Co., Ltd. is specialized in manufacturing all sires of  tyres,butyl inner tubes, natural rubber tubes ,  flaps and repair patches.Sincere service and high quality is our external pursuit. We are serving our customers all over the world.