A system for removing VOCs using gas distribution plates, comprising: a fixed cylindrical adsorption reactor including an adsorption zone configured to adsorb VOCs and a regeneration zone configured to desorb the VOCs adsorbed in the adsorption zone; a plurality of microwave modules disposed at a predetermined interval along an outer periphery of the cylindrical adsorption reactor, the plurality of microwave modules being included as a part of a case which surrounds a peripheral surface of the cylindrical adsorption reactor; a rotary upper gas distribution plate having a supply pipe configured to supply a recycled air to the regeneration zone and disposed on an upper portion of the cylindrical adsorption reactor; and a rotary lower gas distribution plate having a discharge pipe configured to discharge the recycled air containing VOCs desorbed from the regeneration zone and disposed on a lower portion of the cylindrical adsorption reactor, wherein, when the upper gas distribution plate and the lower gas distribution plate rotate, and then the supply pipe and the discharge pipe are located in an upper section and a lower section of the regeneration zone, the recycled air is supplied to the regeneration zone, and at the same time, a microwave module disposed on a peripheral surface of the regeneration zone is switched to an operation state to heat the regeneration zone; an additional case which surrounds the upper gas distribution plate and the lower gas distribution plate, and the microwave module; and compressed air inlets formed in the additional case, wherein a degree of adhesion between the upper and lower gas distribution plates and the cylindrical adsorption reactor is adjusted by injecting or discharging a compressed air through the compressed air inlets, and wherein the upper gas distribution plate and the lower gas distribution plate are in close contact with the cylindrical adsorption reactor during supplying the recycled air to the regeneration zone and maintaining the operation state of the microwave module; and the upper gas distribution plate and the lower gas distribution plate are spaced from the cylindrical adsorption reactor when stopping a supply of the recycled air to the regeneration zone and switching the microwave module to an operation stop state. a fixed cylindrical adsorption reactor including an adsorption zone configured to adsorb VOCs and a regeneration zone configured to desorb the VOCs adsorbed in the adsorption zone; a plurality of microwave modules disposed at a predetermined interval along an outer periphery of the cylindrical adsorption reactor, the plurality of microwave modules being included as a part of a case which surrounds a peripheral surface of the cylindrical adsorption reactor; a rotary upper gas distribution plate having a supply pipe configured to supply a recycled air to the regeneration zone and disposed on an upper portion of the cylindrical adsorption reactor; and a rotary lower gas distribution plate having a discharge pipe configured to discharge the recycled air containing VOCs desorbed from the regeneration zone and disposed on a lower portion of the cylindrical adsorption reactor, wherein, when the upper gas distribution plate and the lower gas distribution plate rotate, and then the supply pipe and the discharge pipe are located in an upper section and a lower section of the regeneration zone, the recycled air is supplied to the regeneration zone, and at the same time, a microwave module disposed on a peripheral surface of the regeneration zone is switched to an operation state to heat the regeneration zone; an additional case which surrounds the upper gas distribution plate and the lower gas distribution plate, and the microwave module; and compressed air inlets formed in the additional case, wherein a degree of adhesion between the upper and lower gas distribution plates and the cylindrical adsorption reactor is adjusted by injecting or discharging a compressed air through the compressed air inlets, and wherein the upper gas distribution plate and the lower gas distribution plate are in close contact with the cylindrical adsorption reactor during supplying the recycled air to the regeneration zone and maintaining the operation state of the microwave module; and the upper gas distribution plate and the lower gas distribution plate are spaced from the cylindrical adsorption reactor when stopping a supply of the recycled air to the regeneration zone and switching the microwave module to an operation stop state.