Application of the Results Management of the Third National Cadastral Survey in Urban Renewal and Construction: a Case Study of Qingdao City

As China's economic development has entered a "new normal", China has for the first time upgraded urban renewal to a national strategy, and urban development is undergoing a new period of shifting from large-scale incremental expansion to improvement of the quality of stock. The Third National Land Survey (hereinafter referred to as the " The third survey ") is a major national survey after socialism with Chinese characteristics enters a new era, and it is of great significance to the development of key inefficient areas and other urban renewal construction work. This paper takes Qingdao City as an example, builds a mixed database of urban cadastre and housing and sea area use right survey of Qingdao City based on HBase database, and delineates the inefficient areas of Qingdao City through hierarchical analysis method, discusses the application of the results of the three surveys in the urban renewal construction, and solves the "urgency, difficulty, worry, and hope" of the people, and provides solution ideas to the problem of unbalanced and insufficient development of the city.