Our factory was founded 2005, Specializes in the production of automobile, transmission synchronous gear, shaft, we have complete ability of developing& manufacturing gear/gearbox assembly, including forging(die-forging/ring-forging),CNC turning, Teeth hobbing, shaping, shaving, milling,honing grinding,Hear-treatment of induction quenching,carbon-rising,quenching-and-tempering,sand/shot blasting,oxidizing surface,Grinding ID/OD/ES and spline,and gearbox assembly of sets ZF Series.