Is the Fruit and Vegetable Drying Machine practical? The Fruit and Vegetable Drying Machine consists of a blower, a chimney, a return air duct, an air inlet duct, the main body of the hot-blast steam oven, a steam generator, a dehumidification system, a dry and wet bulb electronic display and an electric control box. The outer shell is welded by section steel and imported color steel, and the inner wall is made of high temperature anticorrosive aluminum plate. The metal shell dryer is not only beautiful in appearance, but also practical.