A device of managing and scheduling SIM card resource, wherein the device comprises: a card service module configured to send various service instructions to a card management interface module so as to transmit the various service instructions to a card management module through the card management interface module; the card management module, which is configured to call corresponding sub-modules according to received various service instructions in order that the sub-modules call a card physical interface module to realize various service functions, thereby performing resource management on a SIM card; the card physical interface module, which is configured to perform an operation on the SIM card arranged on a non-modem side, and to call a modem virtual card drive module in a modem drive module to load the SIM card arranged on the non-modem side into the modem or to call a modem physical card drive module in the modem drive module to perform an operation on the SIM card loaded into the modem; wherein a SIM card arranged on a modem side refers to a SIM card directly inserted into a SIM card slot of the modem, a SIM card arranged on the non-modem side refers to a SIM card inserted into a SIM card slot which is not arranged on the modem side; wherein the card management module further comprises a card disabling module, when receiving a card disabling instruction used to disable the SIM card sent by the card server module, the card disabling module is configured to: obtain a type of the SIM card required to be disabled, and call the card physical interface module and cause the card physical interface module to call the modem physical card drive module to disable the SIM card required to be disabled and release hardware resources of the modem, such that the user may load the SIM card arranged on the non-modem side into the mode, when the SIM card required to be disabled is a physical SIM card; or call the card physical interface module and cause the card physical interface module to call the modem virtual card drive module to stop loading the SIM card required to be disabled and releasing the hardware resources of the modem, when the SIM card required to be disabled is a cloud SIM card, a physical SIM card or an e-SIM card loaded into the modem from the non-modem side. wherein a SIM card arranged on a modem side refers to a SIM card directly inserted into a SIM card slot of the modem, a SIM card arranged on the non-modem side refers to a SIM card inserted into a SIM card slot which is not arranged on the modem side; wherein the card management module further comprises a card disabling module, when receiving a card disabling instruction used to disable the SIM card sent by the card server module, the card disabling module is configured to: obtain a type of the SIM card required to be disabled, and call the card physical interface module and cause the card physical interface module to call the modem physical card drive module to disable the SIM card required to be disabled and release hardware resources of the modem, such that the user may load the SIM card arranged on the non-modem side into the mode, when the SIM card required to be disabled is a physical SIM card; or call the card physical interface module and cause the card physical interface module to call the modem virtual card drive module to stop loading the SIM card required to be disabled and releasing the hardware resources of the modem, when the SIM card required to be disabled is a cloud SIM card, a physical SIM card or an e-SIM card loaded into the modem from the non-modem side. obtain a type of the SIM card required to be disabled, and call the card physical interface module and cause the card physical interface module to call the modem physical card drive module to disable the SIM card required to be disabled and release hardware resources of the modem, such that the user may load the SIM card arranged on the non-modem side into the mode, when the SIM card required to be disabled is a physical SIM card; or call the card physical interface module and cause the card physical interface module to call the modem virtual card drive module to stop loading the SIM card required to be disabled and releasing the hardware resources of the modem, when the SIM card required to be disabled is a cloud SIM card, a physical SIM card or an e-SIM card loaded into the modem from the non-modem side.