Recently, the elevation and reinforcement project at the low-lying area beyond the Léfini Bridge on the No.2 National Highway of the Republic of the Congo, which was built by CSCEC, has passed the provisional acceptance and officially  entered its warranty period.

The project, with a total length of 1.48 kilometers, includes the construction of roads, culverts, rapid flow channels, and other facilities. Upon completion, the project significantly improved the traffic conditions on the section, facilitating residents' travel and promoting local economic development.