The invention discloses a safety storage system of mobile phone short messages, which comprises a storage mode selecting module, an information extracting module, an information transmitting / forwarding module and an information storing module, wherein the storage mode selecting module is used for selecting the safety level and the storage position of mobile phone short messages to be stored of users; the information extracting module is used for extracting the contents of the mobile phone short messages received by the users, wherein the contents comprise original sender numbers, information receiving time, information types, information contents, holder numbers, storage time and remarks; the information transmitting / forwarding module is used for transmitting / forwarding the mobile phone short messages to the information storing module; and the information storing module is used for storing the mobile phone short messages sent from the information transmitting / forwarding module. The system further comprises an encrypting module, a label editing module and an information management module. The invention solves the problems that in the prior art, the mobile phone short messages can not be safely stored for a long time and can not be used as evidence and the like.