This drawing is: 2 stairs, 2 elevators, 4 households [3 units]: 2 rooms, 2 halls [B-94.65 square meters, D-88.37 square meters, E-103.19 square meters], 3 rooms, 2 halls [A-130.73 square meters, C-107.95 square meters, F-137.43 square meters] in the high-rise building. The design is standard and the content is detailed, which can be used by designers for reference.