GREAT SEAL has focused on rubber sealing soluctions and oriented to improve product quality and reduce costs, and solve customer sealing product problems. Efficient teamwork, advanced production equipment and testing equipment provide you with efficient communication, product technical services, to ensure that the products provided meet the technical requirements, physical performance requirements and actual installation needs. Under the TS16949 quality management system, the company implements 5S management，core technology of rubber formulation, skeleton stamping and mold manufacturing process, and the sealing product quality meets international standards.