The invention discloses a novel drying and sizing device. The novel drying and sizing device comprises a shell, a sizing portion, a drying portion, middle rollers, a cloth feed roller, a cloth discharge roller, a circulating air portion, a temperature controller, a heating device and a control panel, wherein the sizing portion and the drying portion are arranged in a containing space of the shell, the middle rollers are arranged on one side of the drying portion, the cloth feed roller and the cloth discharge roller are arranged on two opposite sides of the exterior of the shell, the top and the bottom of the shell are connected through the circulating air portion, the temperature controller and the heating device are fixedly arranged on the inner wall of the shell, and the control panel is fixedly arranged on the outer side wall of the shell; a feed inlet is formed in the side wall, close to the cloth feed roller, of the shell, and a discharge outlet is formed in the side wall, close to the cloth discharge roller, of the shell; the heating device is fixedly arranged on the top of the containing space of the shell, the sizing portion is arranged below the heating device, the drying portion is arranged below the sizing portion, one end of the circulating air portion is connected with the top of the shell through a blowing opening, and the other end of the circulating air portion is connected with the bottom of the shell through an exhaust opening. The novel drying and sizing device can make full use of energy sources, save energy, reduce consumption and protect the environment.