Dongying Johnson Petroleum Machinery Parts Co., Ltd. Was established in 2015. Since its inception, it mainly focuses on the maintenance, transformation and supply of top drive drilling equipment accessories. With the continuous development of top drive system and the accumulation of many years of practice, VARCO CANRIG Beishi Tianyijing Hongding Driving System has formed a one-stop service of maintenance, service, transformation and parts supply. System. Professional service engineers and fittings logistics suppliers have built up a complete set of assemblies (revolving body assembly, lock pin assembly, back clamp assembly, fan assembly, motor assembly, etc. ); Main structural components (center shaft, gear, blowout preventer, flushing pipe, inclined arm, guide rail, gooseneck tube, etc. ); Standard components (TIMKEN bearings, SKF bearings, British bolts, clamp spring, all seals). Hydraulic components (main valve plate, SUN valve, relief valve, relief valve, logic valve, one-way valve, solenoid valve, filter core, hose line, hard pipe line, oil cylinder, lubricating oil pump, gear pump, etc. ); Electrical components (explosion-proof joint, air pressure switch, speed handwheel, torque meter, fuse, encoder, etc. ) and other system parts storehouse. Provide accurate and timely spare parts maintenance service for users at any time.