... ; Salt Spray Test last 96 hoursRubber: Rubber: high quality rubber blade, with Teflon coverage Durability test requirements:Effective wiper 75% after ... manufacturer in China, with over 30years' experience in making wiper blade, wiper refill, wiper arm, linkage, wiper motor, washer tank, ... ' Our wiper system is the OEM part for many famous car, truck and bus manufacturers. We accept OEM/ODM orders, and ...