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Forest-fire disasters occurs frequently in Henan Province, and great damage has been caused by forest-fire disasters.Without an effective countermeasure against forest fires,unnecessary economic damage and valuable forest resources depletion often occur.An automatic and procedural preventing system of forest-fire disasters is built by means of SSS technology on the basis of the long-time satellite remote sensing practice.The technical features and the main functions of this system are described in detail.The software-controlled operation is realized from data collecting and processing to service providing,and the fire-point images and weather and forest-fire risk forecasts can be superposed with GIS information through SSS technology in the system.