
Suzhou Dalin Locomotive Parts Co., Ltd.Jiangsu Sheng, China

AVIC Guiyang Engine Design and Research Institute

Shanghai Qujiang Automobile Technology Co., Ltd.Shanghai Shi, China

Eldex Laboratories , Inc.United States

Luodashi Hardware Products (Huizhou) Co., Ltd.Guangdong Sheng, China

Meishan Municipal Xin Technology Co., Ltd.Sichuan Sheng, China

Qingdao Jinshibo Abrasives Co. Ltd.

Cixi Sanpei Machinery Co., Ltd.Zhejiang Sheng, China

Xinghao (Guangzhou) Environmental Design and Research Co., Ltd.Guangdong Sheng, China

Qingdao Hualifeng Ventilation Equipment Co., Ltd.Shandong Sheng, China

Henan Heritage Foundry Materials Co., Ltd.Henan Sheng, China

Diffumo NVBelgium