Hamworthy Combustion Engineering Ltd.Dorset, United Kingdom
Tianjin Light Industry Design Institute
Invensys APVGermany
Atricon ABSweden
Ningbo Construction Engineering Co. Ltd.
Shenzhen Junxinda Environmental Technology Co., Ltd.Guangdong Sheng, China
Beijing Sino Confix Technology Co. Ltd.Beijing Shi, China
Thales Rail Signalling Solutions, Inc.British Columbia, Canada
Beijing Jiangong Huachuang Science Technology Devt Co., Ltd.Beijing Shi, China
Anhui Jieyuan Environmental Protection Technology Co. Ltd.
Mecanarbed Dommeldange SARLLuxembourg
Beijing Century Benefits Co. Ltd.