14:26 16/08/2021 Investment proposal made for Hanoi’s Ring Road 4 Ánh Tuyết A proposal has been made to invest VND90.4 trillion ($3.85 billion) in Hanoi’s inter-regional Ring Road 4, with a length of 110 km. This is a crucial route running through 14 districts in the capital and Hung Yen and Bac Ninh provinces. Photo: Illustration