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Guangzhou Zhongzheng Hydraulic Co., Ltd. is specialized in excavator maintenance. Zhenggong has 15 years of maintenance experience, more than 10000 maintenance cases, advanced foreign maintenance equipment, advanced technology, professional processing ability, and detection technology and means. It has high-power, automatic control, computer data acquisition open and closed hydraulic test benches, which can conduct comprehensive tests on hydraulic pumps, motors, and multi way valves. Through the detection, the fault can be accurately judged, and the core accessories can be remanufactured and recovered, so that the performance of the recovered hydraulic parts and hydraulic system can reach the factory standard.

CAT(卡特)、KOMATSU(小松)、CASE(凯斯)、HITACHI(日立)、KATO(加藤)、SUMITOMO(住友)、KOBELCO (神刚)、DOOSAN(斗山)、DAEWOO(大宇)、HYUNDAI(现代)、VOLVO (沃尔沃)、JohnDeere约翰迪尔、LIEBHERR利勃海尔、Kubota久保田、Yanmar洋马、JCB杰西博、Bobcat山猫、TEREX特雷克斯、XCMG徐工、LiuGong柳工、SDLG(临工)、ZOOMLION(中联重科)、SANY三一、LOVOL(雷沃)、YUCHAI玉柴、XGMA厦工、SUNWARD山河智能、山重建机JCM

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