Seobuui Sanai is a Chinese restaurant in Busan that serves jjajangmyeon, jjamppong, and tangsuyuk. Food comes out quickly after ordering, and jjamppong and tangsuyuk are the signature dishes. Meals are available late at night, and the interior is kept clean. There is also a two-person set that includes jjajang, jjamppong, and tangsuyuk together.