Changge Dingda Industry Co., Ltd are professional casting and machining manufacturer, specialized in heavy duty truck parts/passenger car parts. Such as wheel hubs, bearing blocks, brackets, flywheel covers, clutch housing. We have established good cooperation with Yutong bus, North-Bens Heavy Automobile , Sinotruck, Dongfeng and Guangxi Yuchai Machinery Co., Ltd. We also export products to Europe, America, Middle East market and so on. We are the biggest suppliers of PAI INDUSTRY in USAOur company has 536 employees, including 25 senior technicians at R&D. Products' design and concert all assisted by CAD or Solidwork. We successfully achieved the ISO16949, ISO9001 certifications. Welcome all circles to review and instruct.