Maruru is a Chinese restaurant on Dosan-daero 53-gil in Apgujeong-dong, Gangnam-gu, Seoul, serving malatang and guobaorou near Apgujeong Rodeo Street. It runs self-service: you pick corn noodles or glass noodles, add three vegetable toppings, and can add beef or lamb. Ingredients are packaged individually, and the spice level is adjustable in 0.5-step increments. At lunchtime there is a line, the wait after ordering is about 20 minutes, and packaging waste is left behind.