The invention provides a multifunctional mobile office device box, comprising a host box, a storage box, a printing board, a cover board, an observation window, an indicator lamp, a mobile device andan encryption device. The host box and the storage box are arranged at a lower part horizontally. The printing board is set above the host case through fixed connection. The cover board is set on theprinting board through a folding effect. The observation window is set in the middle of the cover board. According to the multifunctional mobile office device box, through setting of rollers, stretching rods, a fixing band, an identification area, a display screen and the indicator lamp, the office device box can be moved conveniently according to different demands through truckles, thereby facilitating work; through setting of the stretching rods, a size of the mobile device can be reduced, thereby facilitating placement; the mobile device is convenient for carrying when the mobile device ismoved and is convenient for placement when the mobile device is idle; operation steps are reduced in a manual touch mode, so the secrecy degree of the device box is increased; and through fingerprintidentification, the office device box can be encrypted well.