Qingdao Shitong Rubber&Plastic Products Co., Ltd. addressing in Poli Zone, Jiaonan, Qingdao, China was set up in 2009.Itâ??s well-located and easy of access, only 30 kilometers away from the Qingdao Port .Besides itâ??s closed to the Tongsan Expressway, Qinghuang Expressway and Jiqing Expressway. It has more than 200 employees and we have complete and scientific management system which provides high quality products and responsible services. Furthermore, we have the ISO9001:2000 Certification. It mainly produces the series of inner tubes, more than 100 kinds, such as: butyl inner tube and natural inner tube for cars, trucks, light trucks and motorcycles which belongs to the brand of â??TONGDAâ??. The annual capacity of the company is 3 million pieces. Our products have been delivered to over 20 countries all over the world. Our moderately priced goods have earned the favorite of domestic and foreign customers. We honestly welcome domestic and overseas customers to establish business relations with us.