The Chai Cube is a fusion Chinese restaurant near the JTBC headquarters in Seoul. It serves jjajangmyeon, jjamppong, and bokkeumbap as meal options, along with tangsuyuk and kkanpunggi. In summer, Chinese naengmyeon is offered as a seasonal menu, and Course A runs through a seasonal salad, yusanseul, jung saeu chili, tangsuyuk, a meal, and dessert. During lunch hours, hall service is slow.