
Deutsche Montan Technologie GmbH

Formcraft Pty Ltd.

Universal Form Clamp Co.

Dehua TB New Decoration Material Co., Ltd.

China IPPR International Engineering Corp.

Xiamen Helidao Engineering Design Group Co., Ltd.Fujian, China

Zhejiang Xizi United Engineering Co., Ltd.Zhejiang Sheng, China

Engineering Enterprises, Inc.Illinois, United States

China Railway First Survey & Design Institute Group Co., Ltd.

Qingdao HaiGao Design & Manufacturing Co. Ltd.

COI Ceramics, Inc.California, United States

De Greef's Wagen Carrosserie en Machinebouw BVGelderland, Netherlands