The only remaining gate in the ancient city of Shenglong - Donghemen - Quan Chởng. This city gate is still the main traffic road in Hanoi, and the lively Tongchun market and small shops next to it are cleverly integrated, especially when you come here at night, there will be beautiful lights shining on the city gate, super sentimental. Donghemen is also known as the "Guanzhang Pavilion". It was built in Li Dynasty after 1749. It is the only remaining ancient city gate in Hanoi. Although Donghemen is a relics, it has not been closed. People and cars can go to other places in Hanoi through the city gate. The monuments are so dependent on the life of Hanoi residents from a distance.