There are also cheap, distinctive and old brands, such as 10 Daximen Friendship, which are everywhere, but young coolies can get by, if you don't care too much.
Other places, such as Koreatown and 60 yuan.
Beimen's initiative
There is a small shop in the north gate called Carving Time, which is quite good. Very, very expensive. I specifically asked my colleague, who said that there is a barber shop next to the wedding photo studio in Jin Baihe, Xiqiao, which has a good haircut, but I have never been there. You can try