1.Quanzhou Xinjie Engineering Machinery Co., Ltd. is a professional manufacturer of undercarriage parts for excavators and bulldozers. We have 30 lathes, 15 drilling machines, 8 numerically controlled lathes, 4 milling machines, 2 punch machines, 2 link-press machines, 2 medium-frequency machines and 11 technicians. With all these companions and advanced equipment, we can OEM for the undercarrige pats for CAT, PC, EX, EC, SK, R, Kato, SE, MS, SH, DH, etc. Quanzhou Xinjie Engineering Machinery Co., Ltd. is one of the best developing factories in Quanzhou. We can satisfy customers with both good quality and prices. For those customers who can not make a visit to our factory by themselves, we can show them our factory by a laptop camera. From this camera, you may have a very detailed picture of our factory. For more detailed information, please browse our website, and you can email or telephone us. 2.Quanzhou Yajili Development Co., Ltd. that is a ...[More]sidiary company of Quanzhou Xin jie Engineering Machinery Co., Ltd. specializes in the field of diesel engine part of engineering vehicle and construction vehicle like excavator, bulldoer, forklift, truck and so on Our main products are as below: Cylinder liner, piston ,piston pin ,piston ring ,oil seal, high pressure pump repair kit, air pump repair kit, cylinder head gasket, exhaust pipe gasket, turbo charger gasket, full gasket for diesel engine, engine bushing, main bushing, connecting rod bushing, thrust washer, nozzle, injector assembly, crankshaft, cam shaft, oil pump, oil delivery pump, water pump, pump head, air belt, engine belt, inlet valve, exhaust valve, connecting rod, plunger ,valve seat, valve guide ,turbo charger etc. And applicable engine model range: S4D95, S4D102, S4D105, S6D95, S6D102, S6D105, S6D108E1, S6D108E2, S6D110, S6D114, S6D120, S6D125E1, S6D125E2, S6D130, S6D140, S6D155, S6D170,4BT3.3, 4BT5.9, 6BT5.9, 6CT8.3,6CT(131), 6CT(133), NH220, NT855, KTA19, KTA38, KTA50, M11, 3D84-2, 3D84-3, 4D84-2, 4D94E, 4TNV94L, EL100, EK100, W06E, H06CT, H07CT, 4JB1, 4BD1, 4BG1, 6BD1, 6BG1, 6SD1, 6HH1, S4KT, 4D31, 6D14, 6D14T, 6D15, 6D15T, 6D16, 6D16T, S6KT, 6D22T, 6D24T,6D31T, 6D34T, 8DC81-2, 8DC91-2, DB58T, D1146T, D2366T, D6BT, D6BR, 3306/3304, 3406, 3508 etc