Ruihu · Yunshan Mansion is developed by Datong New Energy Real Estate Co., Ltd., and is an ultra-low energy consumption passive prefabricated housing demonstration project in Zone D of Datong International Energy Revolution Science and Technology Innovation Park, with a construction area of 296471 square meters, covering an area of 117,194.3, and the waterproof construction materials use non-asphalt-based self-adhesive membrane waterproof membranes, with a waterproof construction area of about 60,000 square meters