On August 24, Deputy Prime Minister Bui Thanh Son met with the leaders of three provinces: Tuyen Quang, Cao Bang, and Lang Son, to discuss the progress of several key expressway projects: Tuyen Quang-Ha Giang, Dong Dang-Tra Linh, and Huu Nghi-Chi Lang. These projects are pivotal to achieving the nation's ambitious goal of 3,000 kilometers of expressways by the end of 2025.