Seoul Sanqingdong Shopping Street, a coffee street, has some characteristics, such as Beijing's South Ronggu Lane, the streets often have girls dressed in Korean costumes, hot weather, persistent enough. The coffee mill is well-known in this street. The customers who come to the shop have a cup of coffee, plus 3,000 won. The owner of the coffee shop can draw a personal cartoon for the customers, then donate to the children in the poverty-stricken areas. There are self-portraits of the owner of the coffee shop in the shop.