Hanoi Streets Son Tay Street Posted on May 8, 2014March 17, 2015 by admin 08 May Son Tay street, Kim Ma ward, Ba Dinh district, Hanoi, Vietnam. It’s 350m long, linking Ong Ich Khiem and Kim Ma street. It was the road heading to Son Tay. Son Tay Street, Ba Dinh District, Hanoi admin Sai Dong Street Ta Thanh Oai Road