The progress of science and technology leads the development of the Times, the construction of smart city cannot do without the support of basic geographic data of Surveying and mapping. Under the background of the development of urbanization, many advanced science and technology have been integrated into the development of various industries, China has already entered the era of intelligent city development, the traditional surveying and mapping geographic information service model has been unable to meet the development needs of the society, and relevant departments need to innovate and optimize it. The paper mainly analyzes the relevant content of the surveying and mapping geographic information service model in the context of smart cities.