Una subsidiaria de CCCC First Navigation Engineering Bureau Co., Ltd.
CCCCC First Harbour Engineering Co., Ltd. No. 1 Engineering Co., Ltd. (Primera empresa)
CCCCC First Harbour Engineering Co., Ltd. Second Engineering Co., Ltd. (Segunda empresa)
La tercera Engineering Co., Ltd. de CCCC First Harbour Engineering Co., Ltd. (Tercera empresa)
La Cuarta Ingeniería Co., Ltd. de China Communications Construction Company First Harbour Engineering Co., Ltd. (Cuarta Compañía)
中China Communications Communications First Harbour Engineering Co., Ltd. Fifth Engineering Co. , Ltd. (Quinta Compañía)
China Communications Communications First Harbour Engineering Co., Ltd. Installation Engineering Co., Ltd.
China Communications Communications First Harbour Engineering Co., Ltd. Urban Traffic Engineering Co., Ltd.
CCCCC Yihangju Real Estate Development Co., Ltd.
CCCCC Tianjin Harbour Engineering Research Institute Co., Ltd.
CCCCC Instituto de Diseño de Ingeniería del Puerto de Tianjin Co., Ltd.
Li Hang Industrial Co., Ltd.
Dazhenhua Bay Engineering Development Co., Ltd.
CCCC Tianjin Industry and Trade Co., Ltd.
Binhai Avenue Engineering Project Management Co., Ltd. Tianjin Lingang Industrial Investment Holdings Co., Ltd.
Tianjin Port Engineering Co., Ltd CCCC envío internacional Co., Ltd.
Dalian Yihang Harbour Construction Co., Ltd.
Sucursal de ingeniería de contratación general de Tianjin Coastal Engineering Co., Ltd.
Sucursal de ingeniería ferroviaria
Sucursal del sur de China
Sucursal de Shanghai
Sucursal de Fujian