中国铁建集团：从十一局到二十五局；
中国中铁集团：从一局到十局；中国上海工程局；中铁北京工程局；
中铁航空港建设集团与中国交建集团等等。

China Railway Construction Corporation Limited:bureau 11 to bureau 25;
China Railway Group Limited:bureau 10;
Shanghai Civil Engineering Limited of CREC; China Railway Beijing Engineering Group Co.Ltd;
China Rail Airport Contruction Group and China Commanications Construction LLC and so on.