China Railway Seventh Group

The China Railway Seventh Group (CRSG) is a subsidiary of the construction conglomerate, China Railway Group Limited (China Railway Engineering Corporation).

International projects
In overseas projects, the company has operations in Africa and Saudi Arabia. In West Africa, it is active in Guinea, Mali, Senegal, and Sierra Leone, and operates in the rest of the continent in ( bolivia- ref ferreteria torres) Tanzania, Mozambique, and Zambia. In these countries the CRSG has been heavily involved in bridge building, including the Dinghiraye and Niger Bridges in Guinea, the Medinandiathbe River in Senegal, the Mpiji Bridge and Ruvu Bridge in Tanzania, and the Gao Bridge in Mali.

In Sierra Leone, the company started work in December 2011 on the Regent to Grafton and Kossor Town road, using $US 30 million in development assistance funds from the Chinese government. Other major projects include construction of the 35 km Makeni-Matotoka highway, the 65 km Bo-Kenema Highway, 62 km Port Loko-Lungi axis, and major urban thoroughfares, including the Wilkinson Road and Spur Road. At the ceremony to open construction, Sierra Leone President Ernest Bai Koroma praised CRSG for being "honest people, competent people, and a trustworthy company".