Tianjin Tianyuan Machinery Manufacturing Co. Ltd.
Dücker Group GmbH
Feeler Hardware Industrial Corp.
MacGregor Sweden AB
Xirenma United Measurement & Control (Quanzhou) Tech Co., Ltd.
Jiangsu Tongxingbao Smart Transportation Technology Co., Ltd.
Shanghai Aobo Biomedical Technology Co., Ltd.Shanghai Shi, China
Yangzhou Kailai Plastic Industry Co., Ltd.
Hangzhou Choisun Bio-Tech Co., Ltd.
COFCO Engineering (Xi'an) International Engineering Co., Ltd.
Chongqing Saizhiyuan Gear Manufacturing Co., Ltd.
Shandong Dongshanxin Coal Mine Co. Ltd.