P.F. Chang's Lotte World Mall is a Chinese restaurant on the fifth floor of Lotte World Mall in Songpa-gu, Seoul, serving American-style Chinese food. The Chang's Chicken Lettuce Wraps are eaten wrapped in lettuce, and set meals come with a choice of white rice or brown rice. Windows look out onto Lotte World Tower and Seokchon Lake, and lettuce refills are free on request from staff. The food is generally on the salty side.