Majangdong Joongangjip is a sub-organ grill restaurant in Seongsu, located behind the first floor of Seongsu Saenggak Factory in Seoul. It serves grilled beef offal including daechang, makchang, and hongchang, and was opened as a sub-organ specialty shop by Joongang Haejang. At lunch, it offers clear gomtang and haejangguk. Office workers also come here for lunch.