Data recovery method based on service flow

The invention discloses a data recovery method based on service flow, which comprises the following steps of: S1, receiving data by a data receiving device, and assigning a unique serial number to the data by a data recording device, S2, copying and backing up the data, and archiving a copy which is completely the same as the received data on another disk, S3, recovering the data by a data recording device, the method comprises the following steps: step 1, starting a data destruction device, finding corresponding data in the processing flow operation according to the serial number of the data, and backing up the data, and step 2, executing the processing flow operation on the data, and step 4, executing data recovery operation when the data has an error or is lost in the flow, otherwise, ending the whole service, and the data recovery operation comprises the following steps: S401, starting the data destruction device, finding the corresponding data in the processing flow operation according to the serial numb