According to frequent accidents in China’s coal mines,this paper analyzes the most main factorsaffecting safe production of the coal mines and the most main reasons for causing the accidents.The analysisindicates that there are many defects in detecting and monitoring system of present coal mines.In order to make upfor the deficiency in detecting and monitoring system of present coal mines,an application plan of detecting andmonitoring system of XBee-Pro module compatible with IEE802.15.4 for coal mines is ...