Earthquake blasting synchronizing system and method

The invention discloses an earthquake blasting synchronizing system and method. The system comprises a first digital radio station, a controller, a second digital radio station and a decoder, wherein the controller is used for generating a blasting starting instruction and sending the blasting starting instruction to the first digital radio station; the first digital radio station is used for receiving the blasting starting instruction from the controller and sending the blasting starting instruction; the second digital radio station is used for receiving the blasting starting instruction from the first digital radio station and providing to the decoder; the decoder is used for starting blasting through a preset signal according to the blasting starting instruction. With the adoption of the system and method, the requirement that the controllable earthquake source blasting time and the main control computer data acquiring time can be accurately synchronized can be met.