A hybrid vehicle, comprising: a power battery, which can be selectively in a charging state and a discharging state, wherein the power battery stores electric energy in the charging state and provides the electric energy for driving the vehicle in the discharging state; a fuel storage tank for storing fuel therein, wherein the fuel stored in the fuel storage tank generates a gas pressure in the fuel storage tank; an electrical power generation unit having a working state and a stop state, wherein in the working state, the electrical power generation unit converts chemical energy of the fuel in the fuel storage tank into electric energy for output; a pressure detection unit for detecting the gas pressure in the fuel storage tank; and a work mode controller for controlling the vehicle to work selectively in one of a plurality of work modes, wherein the plurality of work modes comprise a pressure protection mode; wherein the work mode controller is configured to control the vehicle to enter the pressure protection mode in the case the electrical power generation unit is in the stop state and when the gas pressure detected by the pressure detection unit is higher than a pressure threshold; wherein under the pressure protection mode, the electrical power generation unit is launched from the stop state to enter the working state to consume the fuel in the fuel storage tank to generate electric energy, thereby reducing the gas pressure in the fuel storage tank, wherein under the pressure protection mode, the power battery is in the charging state, thereby receiving the electric energy from the electrical power generation unit and being charged; characterized in that the hybrid vehicle further comprising an electric switch for turning on or off an electric energy path to a traction motor of the vehicle; wherein the electric switch is provided in an electric power line for supplying electric power from the power battery and the electrical power generation unit to the traction motor; wherein the work mode controller is configured to be able to have the vehicle enter the pressure protection mode when the vehicle is in a shutdown state; and wherein the work mode controller is configured to open the electric switch when the vehicle enters the pressure protection mode from the shutdown state. a power battery, which can be selectively in a charging state and a discharging state, wherein the power battery stores electric energy in the charging state and provides the electric energy for driving the vehicle in the discharging state; a fuel storage tank for storing fuel therein, wherein the fuel stored in the fuel storage tank generates a gas pressure in the fuel storage tank; an electrical power generation unit having a working state and a stop state, wherein in the working state, the electrical power generation unit converts chemical energy of the fuel in the fuel storage tank into electric energy for output; a pressure detection unit for detecting the gas pressure in the fuel storage tank; and a work mode controller for controlling the vehicle to work selectively in one of a plurality of work modes, wherein the plurality of work modes comprise a pressure protection mode; wherein the work mode controller is configured to control the vehicle to enter the pressure protection mode in the case the electrical power generation unit is in the stop state and when the gas pressure detected by the pressure detection unit is higher than a pressure threshold; wherein under the pressure protection mode, the electrical power generation unit is launched from the stop state to enter the working state to consume the fuel in the fuel storage tank to generate electric energy, thereby reducing the gas pressure in the fuel storage tank, wherein under the pressure protection mode, the power battery is in the charging state, thereby receiving the electric energy from the electrical power generation unit and being charged; characterized in that the hybrid vehicle further comprising an electric switch for turning on or off an electric energy path to a traction motor of the vehicle; wherein the electric switch is provided in an electric power line for supplying electric power from the power battery and the electrical power generation unit to the traction motor; wherein the work mode controller is configured to be able to have the vehicle enter the pressure protection mode when the vehicle is in a shutdown state; and wherein the work mode controller is configured to open the electric switch when the vehicle enters the pressure protection mode from the shutdown state.