Dongguan Shiyunjia Hardware Co. Ltd.
G & J Co. Ltd.
Wickmann Werke GmbH
Elektroteile GmbHGermany
Wuxi Ansumei Knitting Textile Co., Ltd.
Foshan Xingtaomei Aluminum Co. Ltd.
Huidun Information Security Technology (Suzhou) Co., Ltd.
Hunan China Construction Fifth Bureau Green Municipal Engineering Research Center Co., Ltd.Hunan Sheng, China
Jiangsu Guoquan Pump Manufacturing Co., Ltd.
Qingdao Research Institute of Xi'an Jiaotong University
Beijing Luxing Highway New Technology Co., Ltd.Beijing Shi, China
Wuhu Chunyuan Optoelectronic Equipment Technology Co., Ltd.