Boon Tong Kee One Bangkok is on floor B1 of One Bangkok in Lumphini, Pathum Wan, Bangkok, and serves khao man gai and Singapore-style chicken dishes. The boiled chicken is soft and moist, served with hot chicken fat rice, soy sauce, and dipping sauce. Chicken comes in sizes from a single portion up to M, and the sauce can be chosen. Fried rice and stir-fried pork noodles are also on the menu.