Dongguan City Aoyi Hardware Co., Ltd.

Dongguan AOYI hardware Co Ltd. was set up in 01 Apr 2009. We have 45sets of Taiwan advanced heading machine, 10 sets of multi-location cold header, 46 sets of thread rolling machines as well as the lathing,milling,grinding,drilling and other processing auxiliary.AOYI Screw has enthusiastic customer service team! Careful engineering R D team! Professional manufacturing technology team! Discerning quality testing team! Advanced quality testing equipment! The main supporting test measuring instruments are as following: 5 sets of Taiwan optical sorting machines,1 set of plating thickness measuring machine,1 set of Tensile testing machine,2 sets of micro-hardness tester,1 set of rockwell hardness tester, ,2 sets of salt spray test machine, 2 sets of projector, 6 sets of TOHNICHI torque meter ,metallographic analysis,brittleness test machine (including freezing test), the detection head fracture test devices,NHK depth gauge,Chengliang KKS thread ring gauge, Chengliang KKS thread plug...