Gaeseong Son Mandu Memil Soba Jeonmunjeom Gangdong is a Korean restaurant in Seoul that serves mandu jeongol, hand-made mandu, and memil soba. The mandu jeongol comes with meat mandu and kimchi mandu in a broth containing chili seeds, along with kalguksu noodles. The dining area is large and the kitchen is clean, and one portion of jeongol includes four large mandu. The basic side dishes are domestic cabbage kimchi and danmuji.