Indoor monitoring system and monitoring method thereof

The invention discloses an indoor monitoring system and a monitoring method thereof. The indoor monitoring system comprises an indoor ARM (Advanced RISC Machines) processor, wherein the ARM processor is in control connection with an infrared sensor, a monitor, a camera and a 3G (The 3rd Generation Telecommunication) wireless communication module which are arranged indoors, additionally, a water pipe is arranged indoors and is provided with a solenoid valve, the solenoid valve is also in control connection with the ARM processor, the 3G wireless communication module is also in communication connection with 3G mobile phones configured for monitoring personnel through a telecommunication network, the ARM processor also comprises an indoor monitoring processing module, the 3G mobile phones comprise indoor monitoring operation modules. The defects that real time monitoring measures are lacked and the demands of remote control cannot be met in the current technical environment are avoided by the monitoring method.