According to Baidu map query, Yijing of Donggang North City is located on the north side of Hongqi Bridge in Qian Sheng Department Store, donggang city, Liaoning Province. It consists of 58 multi-storey and high-rise buildings and is sold in multiple phases. There are kindergartens, clubs and commercial facilities in the community. With the opening of Dongludao New District and the implementation of the planning and transformation of Dadonggou Waterfront Landscape Belt, it will be built by the government as the core green landscape space of the city, with great appreciation potential and the best area for real estate investment. Residential buildings refer to multi-storey residential buildings located in residential areas. Residential buildings have different floors and apartment structures, which are divided into apartments, houses, commercial buildings and other building types according to the actual situation. Residential buildings provide basic facilities and conveniences needed by residents, such as elevators, garbage disposal systems, parking spaces, etc. The design and layout of residential buildings is to meet the comfort and convenience of residents to the greatest extent.