Dimdimsum Lotte World Mall is a dim sum restaurant on the basement first floor of Lotte World Mall in Songpa-gu, Seoul, near the Lotte Mart entrance. It serves Hong Kong-style dim sum and wonton noodles, with ha gao, xiao long bao, eggplant dim sum, and crispy chang fen as its representative dishes. Orders are placed by scanning the QR code on the table, and payment is made at the entrance on the way out. The tables are spaced close together like a food court, and the restaurant fills up quickly even at opening time.