Gayeon Malatang and Yangkkotchi is a Chinese restaurant near Duksung Women's University in Seoul that serves malatang and guobaorou. It also offers huoguo and malaxiangguo, and the malatang lets you choose vegetables and noodles and adjust the spice level. Guobaorou is available for takeout. The spices and sauce are strong, so ordering it very spicy from the start is overwhelming.