Shanghai HYHOO Industry Co.,Ltd , is specialized in producing engine bush ,engine bearing ,thrust washer,engine valve ,crankshaft .and also producing hinge , industrial valves and other auto parts , Licensed with ISO9001/TS16949 international quality system and the right of self-management on export, sepcialized in providing for Yiqi ,Erqi ,Shangqi ,Jianghuai ,Qirui,Yuchai deisel engine,our products have distinguished themselves in international market, such as the U.S. , Germany, Japan, South Korea, Middle East, South America, Africa and Southeast Asia, more than 40 countries and regions.HYHOO is working toward an internationalized, industrialized, group-aided and integrated trade-oriented corporation. Adhering to the philosophy of "specialized production and intelligent management; no best but better" in the foreign trade in the future, providing you with products of higher quality and better service, striving for splendid future。