CCCC has 12 engineering bureaus, namely China Harbor Engineering Co., Ltd., China Road and Bridge Engineering Co., Ltd., CCCC First Waterway Engineering Bureau Co., Ltd., CCCC Second Waterway Engineering Bureau Co., Ltd., CCCC Third Waterway Engineering Bureau Co., Ltd. and CCCC Fourth Waterway Engineering Bureau Co., Ltd. ..
China Communications First Highway Engineering Bureau Co., Ltd., China Communications Second Highway Engineering Bureau Co., Ltd., China Communications Third Highway Engineering Bureau Co., Ltd., China Communications Fourth Highway Engineering Bureau Co., Ltd., China Communications Road and Bridge Construction Co., Ltd., China Communications Electromechanical Engineering Bureau Co., Ltd.