Regarding the approval of additional contractor selection plans Project: Repairing damage to foundations, road surfaces, drainage works, and traffic safety systems in sections
Km44+550 - Km45+400, Km47+00 - Km47+600, Km48+00 - Km48+500, Km48+700 - Km51+300, Km51+420 - Km52+00, Km145+500 - Km146+500; Repair of bridge deck and expansion joints of Nam Nhe I bridge Km124+506; Km176+912 bridge
National Highway 4H, Dien Bien province