Smart city construction vigorously promotes the development of social governance in the direction of refinement，Longgang District based on the Longgang information system could be better. It lacks an urban refinement governance concept，and the urban refinement governance system is not harmonious，urban refinement management services are not exquisite，the urban refinement evaluation system is not complete，urban refinement supervision and feedback mechanism are not perfect through the “Longgang A map” digital information platform to help break through “data islands” and “data barriers，” promote cross-level and cross-field information sharing，orderly open key areas of government data information，and promote public information resources It has improved the level of social governance refinement，ensured the efficient use of urban social management information，and achieved a replicable and replicable experience in the path and function of social refinement governance.