Dong Mac street, Dong Mac ward, Hai Ba Trung district, Hanoi, ,Vietnam
It’s 60m long. It’s located in the end of Lo Duc Street, next to number 238 from Lo Duc street to Tran Khat Chan street. There was a Ong Mac citadel gate, after that it was changed into Thanh Lang citadel gate then Lang Yen citadel gate (Dong Mac citadel gate was named by people).