Goulan, also known as Goulan or Fenlan, is a fixed entertainment place in some big cities, and it is also the main performance place of Song and Yuan operas in cities, which is equivalent to the current theater.

Washe is also called Wazi and Washi. The performance venue set up in Wache Column is called Goulan, also called Goulan, Goulan. The original meaning of Goulan is a winding railing. In the Song and Yuan Dynasties, it became a popular custom to set up a performance shed in a market like Wache. The laundry room is very large, and there are more than a dozen fences in the big laundry room.

Goulan and Washe are generally places where various religions and common people gather-storytellers, entertainers, jugglers, prostitutes and other Song bureaucrats are generally forbidden to enter here and are considered obscene.