The paper is aimed for revealing the information of land appraisal agencies and professional personnel to the public so as to achieve the goal of open, equal and fair land evaluation.
Now with the enhancement of urban planning management, the floor area ratio begins to play more and more vital role on intensive land use, urban planning and land appraisal and so on;
With the development of the it, it is a good choice and a trend to exploit the land appraisal information system.
This paper analyses the inner link and dialectical relations between city planning and land appraisal, and probes deeply into the land appraisal principles in city planning.