Jeongjjajang Jjamppong is a Chinese restaurant on the second floor next to Exit 3 of Yeomchang Station in Mok-dong, Yangcheon-gu, Seoul. It serves jjajangmyeon, jjamppong, and tangsuyuk. The jjamppong has a spicy, refreshing broth, and the jjajangmyeon has a plain taste. The interior is clean with little oil smell, the spoons and chopsticks are clean, and the tangsuyuk has no gamey smell in the batter with a generous amount of meat.