The subsidiaries of CCCC include the following businesses: overseas business, dredging business, design business, investment business, equipment business and other businesses. Each business has different subsidiaries, as follows:
1. Overseas business: China Harbor Engineering Co., Ltd. and China Road and Bridge Engineering Co., Ltd.; Enterprise structure chart infrastructure business: China Communications First Waterway Engineering Bureau Co., Ltd., China Communications Second Waterway Engineering Bureau Co., Ltd., China Communications Third Waterway Engineering Bureau Co., Ltd., China Communications 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., Luqiao Group International Construction Co., Ltd.
2. Dredging business: CCCC Tianjin Waterway Bureau Co., Ltd., CCCC Shanghai Waterway Bureau Co., Ltd. and CCCC Guangzhou Waterway Bureau Co., Ltd.;
3. Design business: china municipal engineering Southwest Design and Research Institute, china municipal engineering Northeast Design and Research Institute, China Communications Waterway Planning and Design Institute Co., Ltd., China Communications Highway Planning and Design Institute Co., Ltd., China Communications First Waterway Engineering Survey and Design Institute Co., Ltd., China Communications Second Waterway Engineering Survey and Design Institute Co., Ltd., China Communications Third Waterway Engineering Survey and Design Institute Co., Ltd., China Communications Fourth Waterway Engineering Survey and Design Institute Co., Ltd.
4. Investment business: China Communications Investment Co., Ltd.;
5. Equipment business: Shanghai Zhenhua Heavy Industry (Group) Co., Ltd., CCCXI An Road Construction Machinery Co., Ltd. and China Road Vehicle Machinery Co., Ltd.;
6. Other businesses: Zhenhua Logistics Group Co., Ltd., CCCC Shanghai Equipment Engineering Co., Ltd., Zhonghe Real Estate Co., Ltd. and Capital Expressway Development Co., Ltd.