In view of status of coal mine safety monitoring and control,the paper put forward a design scheme of wireless monitoring and control system of coal mine based on GPRS communication technology.It introduced hardware and software design of the system.The system adopted monitor terminal to collect and process field data,made GPRS wireless network access to Internet through PPP(LCP,PAP,IPCP) network consultation and realized real-time control from remote monitoring and control centre to coal mine field.