A mobile terminal, includes a virtual resource sharing control system, a modem, and multiple operating systems, where multiple subscriber identity module (SIM) cards are deployed in the modem, a first operating system is configured to receive a card operation for a first SIM card in the multiple SIM cards, and notify a second operating system and the virtual resource sharing control system of the card operation request. The virtual resource sharing control system is configured to perform a card operation on the first SIM card using the modem, and send a first feedback result of the card operation to the first operating system and the second operating system, and the second operating system is configured to manage and monitor the current status of the first SIM card in the second operating system according to the card operation request or the first feedback result.