Transportation infrastructure North-South Expressway, section Mai Son – National Highway 45 Project: North-South Expressway, section Mai Son – National Highway 45, passing through the territory of two provinces of Ninh Binh and Thanh Hoa. Bài viết khác Nghi Son – Dien Chau Expressway Tuyen Quang – Phu Tho Expressway Extended Bac Son Road – Thai Nguyen City Inter-regional roads connecting Phu Tho – Yen Bai Upgrading Au Co – Phu Tho road MONG CAI EXPRESSWAY – VAN DON – QUANG NINH RING ROAD 2 – HA NOI PHU THI BRIDGE, GIA LAM, HANOI NATIONAL HIGHWAY 21 NAM DINH PROVINCIAL ROAD 208 – CAO BANG Tags: