GIS which is a new developing discipline combined computer with geography has been widely applied to such as traffic management,environmental protection and other areas,but it is relatively more weak in the safety management of the mine.By adopting the integrated secondary development method,dangerous matter sources management information sytem in mine based on GIS is constueted.It offers effective supports for safety production and management.It explains the objectives, functions,features and management.It explains the objectives, functions, features and structure of system in detail. It Can dynamically display risk levels and extents of damage of dangerous matter sources in different circumstances, search persons and things which may be influenced, provide reliable data for risk assessment, offer strong technical suppofl for taking precautions against natural calamities, avoiding calamity, disaster relief work, help managers to make accurate and timely decisions.