JCHX Mining Management Co., Ltd.Beijing, China
Pangang Group Information Engineering Technology Co., Ltd.
China Railway 16th Bureau Group the 5th Engineering Co., Ltd.
China Zhonghua Geotechnical Engineering Group Co., Ltd.Beijing Shi, China
Shandong Tianyuan Information Technology Co., Ltd.Shandong Sheng, China
Fujian Jiuding Construction Engineering Co. Ltd.Fujian Sheng, China
China Railway 22 Bureau Group No. 2 Engineering Co., Ltd.Beijing Shi, China
Tasco Corp.Rhode Island, United States
Ladrillera Mecanizada SA de CV
Hamworthy Combustion Engineering Ltd.
Shanghai Tongwei Environmental Engineering Co. Ltd.
McCue Corp.Massachusetts, United States