... rubber products, especiallly for rubber hoses and rubber seals strip. Changtong vehicle parts factory in 1998 passed ISO9002,in ... qualiy management system and ISO14001 environment management system. Material Density EPDM, foam EPDM, and PVC, PLASTIC, compound with sponge or steel. ... automobiles door and windows, construcion,machinery, and furniture macking high quality rubber seal/door seal/car seal