About Us

• RUIAN BOYUAN AUTO PARTS Co., Ltd direct manufacturer of parts of engines. We can offer you high quality products with good price. We are integration with designing, exploiting, producing, quality testing and selling. Our main products are oxygen sensors, knock sensors, throttle governor sensors, oil pressure switches, water temperature switches, water temperature sensor (water temperature induction stuffs), temperature switches, wax temperature economizers etc. Our company lies at DAISHANG INDUDTRIAL ZONE, TANGXIA, RUIAN, in which is the biggest production base of automobile and motorbike parts in China. We are specializing in manufacturing all assortments of automobile parts, such as oxygen sensors, knock sensors, throttle governor sensors, oil pressure switches, water temperature switches, water temperature sensor (water temperature induction stuffs), temperature switches, wax temperature economizers etc. If you free, browsing our internet websites please.