Zhejiang Tianshu Seal Co., LTD. (O-ring products manufacturers) to undertake all kinds of customized production of rubber parts, in addition to IATF16949 management system certification, but also has a variety of qualifications: WRAS, ACS, KTW, classification society certification, NSF, FDA, ROHS, and so on. Tianshu's custom service not only includes the production of various kinds of pure rubber custom parts, but also includes the surface spraying treatment of rubber parts and 3M back rubber processing. In addition, we have accumulated rich experience in the production of various materials and rubber composites. Among them, the two major categories of metal rubber composite and PTFE rubber composite have a better reputation in the rubber products industry. Welcome to inquire!