Project contracting is the core and traditional business of the company. It covers railway, highway, urban track, water conservancy and hydropower, housing, municipal, bridge, tunnel, airport and wharf construction and so on. It operates in 32 provinces, autonomous regions, municipalities directly under the Central Government and Hong Kong, Macao Special Administrative region, including Taiwan Province, and 116 countries in the world. Construction contract mode and financing contract mode are mainly used in project contracting business.

With the active implementation of "The Belt and Road" construction by the state, the coordinated development of Beijing-Tianjin-Hebei region, the development of the Yangtze Economic Belt, the construction of the Xiong'an New Area and the Guangdong-Hong Kong-Macau Greater Bay Area, as well as the continued in-depth promotion of the new urbanization, the strategy of rural revitalization, and the transformation of shantytowns, To strengthen the improvement of transport facilities in the central and western regions, the Company's domestic railway, highway, house construction, urban rail, municipal and water conservancy, hydropower, airport and other fields will continue to maintain high operation, military and civilian integration, rural construction, Utility tunnel, Sponge city, greens environmental protection, pollution abatement and other emerging markets are expected to grow rapidly. Although the structure of the market will have further changes, the overall infrastructure market is in a steady and rapid development trend.