In the aspect of China gear manufacturing, ZHY owns Kingelnberg and Gleason CNC centers, PFAUTER CNC machine tool, Qinchuan machine tool. Ipsen heat treatment equipments & Rolser shoot blasting machine. Heat treatment include numerical continuous heat treatment, carburizing, quenching, nitriding equipment. J53/400D Foring machine for double forging raw material, round bar to achieve better material performance. Gears comply to ISO/DIN standards, gear accuracy/gear quality reach up to 5 Grade, have been applied to machine tool, automobile, robot, gearbox, gear reducer, oil machinery, construction machine, vessel, tobacco machinery and etc…