China Railway - China Railway First Group Co., Ltd.
26.505.764/0001-22
Xiam/Xianxim
China Railway - China Railway 20 Bureau Group Corporation
32.081.733/0001-94
Xiam/Xianxim
Xi'an - Xi'an Dyness Clean Energy Co., Ltd.
36.369.611/0001-59
Xiam/Xianxim
Xian - Xian Electric Engineering Co. Ltd
28.734.579/0001-35
Xiam/Xianxim