The disclosure discloses a Machine-to-Machine/Man (M2M)-based information processing method and an M2M service platform. The method includes that: an M2M service platform provides subscription information storage and query service for subscribed M2M terminal devices and M2M applications; and the M2M service platform executes the transmission of service data between each subscribed M2M terminal device and the corresponding M2M application, between the M2M applications, and between the M2M terminal devices. The M2M service platform includes: a subscription module, configured to provide subscription information storage and query service for subscribed M2M terminal devices and M2M applications; and a service processing module, configured to execute the transmission of service data between each subscribed M2M terminal device and the corresponding M2M application, between the M2M applications, and between the M2M terminal devices.