The total construction area of Shuangze Heyue Mansion is 65,924 square meters, with a total construction area of 169,213.71 square meters, including 104,731.81 square meters of residential construction area, 6,000.66 square meters of public construction area, and 58,481.24 square meters of underground construction area. There are 27 residential buildings with 884 households and 2,829 residents. Self-adhesive waterproofing membrane is used for waterproofing construction. Construction will start in 2020, with a waterproof construction area of 100,000 square meters.