Caterpillar

John Deere (China) Investment Co., Ltd

Hitachi construction machinery (China) Co., Ltd

Sany Heavy Industry Co., Ltd

Xugong Group

Liebherr

Doosan group

Mr. Terex

Zoomlion Heavy Industries Co., Ltd

JLG

Shengang Jianji China Co., Ltd

Case Construction Machinery Co., Ltd

Hyundai Group

Guangxi Liugong Machinery Co., Ltd

Kubota (China) Investment Co., Ltd

China Longgong Holding Co., Ltd

Mr. wicknowson mechanical equipment (China) Co., Ltd

Shantui Construction Machinery Co., Ltd

Mr. Shanhe Intelligent Equipment Co., Ltd

Kato (China) Construction Machinery Co., Ltd

LOVOL Heavy Industries Co., Ltd

Yangma Holding Co., Ltd

Xiamen Xiagong Machinery Co., Ltd

China railway construction heavy industry group Co., Ltd

Guoji group (Hengtian 95 Heavy Industry Co., Ltd.)

ExxonMobil

Weichai power company limited

Igus drag chain bearing warehousing trade (Shanghai) Co., Ltd

Isuzu

Zhuhai shigaoma mechanical equipment Co., Ltd

HBC

Hino

Shanghai Bosch Rexroth hydraulic and Automation Co., Ltd

Chevron (China) Investment Co., Ltd

Weishibo (Shanghai) Enterprise Management Co., Ltd

Linde (China) forklift Co., Ltd

Anhui Heli Co., Ltd

Daywork China Co., Ltd

Shanghai mingnai special cable Co., Ltd

Zhejiang suqiangge Hydraulic Co., Ltd

Xingtai Zhongwei zhuot Hydraulic Technology Co., Ltd

Valin steel

Hunan Construction Engineering Group

Zhejiang Huayi Precision Machinery Co., Ltd

Qingdao taikaiying Tire Co., Ltd

Guangdong Dongsheng Sealing Technology Co., Ltd

Hunan Honghui Technology Co., Ltd

Jiangyin Hongteng Machinery Co., Ltd

Jiangsu top wheel Co., Ltd

Foshan Keli Automobile Lighting Co., Ltd

Shanghai Genet Technology Co., Ltd

Keller Environmental Technology (Shanghai) Co., Ltd

Changsha Saibo machine intelligence Co., Ltd

Hunan Maitong Intelligent Equipment Co., Ltd

Hunan Huimeng Heavy Industry Technology Co., Ltd

Hualai (Changzhou) Hydraulic Technology Co., Ltd

Changsha haoaotong Electromechanical Equipment Co., Ltd

Xuzhou Zhongye Filtration Technology Co., Ltd

Jiashan Dingyi interactive Bearing Co., Ltd

Zhengzhou Taike Industrial Control Automation Co., Ltd

Hunan Xiangjian Heavy Industry Technology Co., Ltd

Beijing yidehipu Hydraulic Co., Ltd

Jiashan Gangping Machinery Co., Ltd

Changsha Fangyuan rotary support Co., Ltd

Tianshui 213 Electric Appliance Co., Ltd

Zhuhai HuiGao mechanical equipment Co., Ltd

Changsha Zhongyue Construction Machinery Co., Ltd

Changzhi Hydraulic Co., Ltd

Shanghai Yiwei Industrial Equipment Co., Ltd

Yuyao Duoli Hydraulic Co., Ltd

Sichuan chuanrun Hydraulic Lubrication Equipment Co., Ltd

Shandong zhongchat concrete pump accessories Co., Ltd

Kabar Electric Co., Ltd. (Zhejiang)

Hefei Changyuan Hydraulic Co., Ltd

Hefei Yangsheng Hydraulic Technology Co., Ltd

Zhejiang fuming Industrial Machinery Co., Ltd

Guizhou Yulong steel rope Co., Ltd

Changsha concrete avionics Co., Ltd

Shandong mikos mechanical equipment Co., Ltd

Changsha Keli automation equipment Co., Ltd

Foshan Zhongben special-shaped steel pipe Co., Ltd

Wuxi Yuda heat exchanger Co., Ltd

Changsha Hercules Hydraulic Engineering Co., Ltd

Shanghai Yibei Automation Control Technology Co., Ltd

Qingdao LiKeChuan Hydraulic Machinery Co., Ltd

Shanghai Haixi Industrial Communication Co., Ltd

Wuxi Shuangyu Hydraulic Machinery Co., Ltd

Shaanxi Hangfeng New Material Co., Ltd

Shanghai Zhongcheng Precision Machinery Co., Ltd

Jiangxi fast hydraulic

Ohm (Chongqing) Electronic Technology Co., Ltd

Qingdao Shengjing Innovation Information Technology Co., Ltd

Hunan Hongyu Intelligent Manufacturing Co., Ltd

Luohe Litong Hydraulic Technology Co., Ltd

Qingdao Dikai mechanical equipment Co., Ltd

Changsha Taile hydraulic transmission Co., Ltd

Jinan Letu Environmental Protection Technology Co., Ltd

Xingtai feidysprosium Machinery Parts Co., Ltd

Linhao rubber and plastic products factory

Beijing Rishi lubricating grease Co., Ltd

Qingzhou Shengtong Auto Parts Co., Ltd

Shanghai lunlian Electromechanical Equipment Co., Ltd

Zhejiang Weidun Machinery Technology Co., Ltd

Qinghe Huijin Auto Parts Technology Co., Ltd

Hunan Runtong Machinery Co., Ltd

Shanghai hele Machinery Trading Co., Ltd

Qidong Wanhui Machinery Manufacturing Co., Ltd

Hengtian 95 Heavy Industry Co., Ltd

Shanghai Siyan Hydraulic Equipment Co., Ltd

Hunan Jinyang Weishi Heavy Industry Machinery Co., Ltd

Liuyang Beiyi Technology Development Co., Ltd

Changsha Xingda Electric Appliance Manufacturing Co., Ltd

Changsha Jiufang Construction Machinery Equipment Co., Ltd

Qingdao Enpu environmental protection equipment Co., Ltd

Baisai Instrument Co., Ltd

Qingdao konylo Group Co., Ltd

Hunan zhongconcretebiao mechanical equipment Co., Ltd

Shandong leading machinery manufacturing Co., Ltd

Shenzhen Putian vibration motor Co., Ltd

Qingdao konylo mechanical equipment Co., Ltd

Shandong bosuo Automation Technology Co., Ltd

Beijing MCC China Resources Technology Development Co., Ltd

Changsha Renyi Machinery Manufacturing Co., Ltd

Qingdao duoheng Machinery Co., Ltd

Hunan Pengxiang Xingtong Automobile Co., Ltd

Hunan Yunxiang Heavy Industry Co., Ltd

Ningbo Huaye Machinery Manufacturing Co., Ltd

Hunan Kute Intelligent Technology Co., Ltd

Yunnan soloton Machinery Technology Co., Ltd

Guangzhou Xike sensor Co., Ltd

Hunan duostable mobile power supply technology Co., Ltd

Bosch Lijian environmental protection technology (Yiyang) Co., Ltd

Ningbo Huada Plastic Machinery Co., Ltd

Zhangqiu Heavy Forging Co., Ltd

Wenzhou Huayu Hydraulic Co., Ltd

Tianjin Tianji Hydraulic Machinery Co., Ltd

Lexing power generation (Wuxi) Co., Ltd

Hebei Longli Sealing Technology Co., Ltd

Hunan JieXi Heavy Industry Co., Ltd

Hunan Hairun Electric Co., Ltd

Zhejiang Weixin metal products Co., Ltd