Shandong sino rubber polymer material co.,ltd. is a comprehensive enterprise engaged in rubber raw materials such as carbon black, white carbon black and rubber additives. Since its establishment, the company has been focusing on providing quality products and services to China's tire and rubber and plastics industries. It is committed to creating a leading and domestically renowned service platform for carbon black and silica. The company's headquarters is located in the beautiful capital city of Shandong Province, the capital city of Shandong Province, with convenient transportation. After years of development……