... Main products: O-Ring.X-Ring V-Ring.R-Ring. Y-Ring.U-Ring., Oil Seal,PU oil seals , rubber flat ... TPU Products TPU, PTFE Seal, Molded Products Number of Employees: 301 - 400 People Number of R&D Employees: 11 - 30 People Years ... of OEM Experience: 9 Typical Clients: GM, FORD ,North -Benz, ... , Thickness Meter, Shore-A Hardness Tester, Optical Projector rubber y shape ring