Abstract: Based on the current total amount and annual output capacity of tailings in China，such problems as risk，pollution，land occupation and resources waste，resulted from tailings stockpiling，are discussed in detail.The necessity of comprehensive utilization of mining tailings and benefit of safety，environment protection，economy，resource saving and social benefit are further emphasized on as well.Therefore，it proposed a new idea of comprehensively utilizing existing tailings and developing pollution-free mines.Some measures for comprehensive utilization，including enhancing the data statistics of tailing utilization，the guidance of policy and financial from government，supporting technology development and industrialization，the establishment of standards on comprehensive utilization，strengthening the propaganda and foreign technical exchange，are proposed.

Key words: Mining tailings, Comprehensive utilization, Pollution-free mines, Resource