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On July 10, 2024, the railway engineering project Department of Guinea Marebaya Port to Simandou mining area purchased UN5-150ZB1GT-Y9 with flash-butt welder with rail-road vehicle produced by Aigre and successfully started construction.

The railway is an important infrastructure to optimize the economic structure of Guinea, and the project will effectively improve the current situation of local transportation. Aigre actively integrated into the national "One Belt and One Road" initiative, providing the project with UN5-150ZB1GT-Y9 with flash-butt welder with rail-road vehicle, and injecting strong momentum into the production and living standards of residents and economic and social development of Guinea.