The toast production line mainly consists of dough mixer, dough divider, dough rounding machine, toast forming machine, tunnel oven/box, bread demoulding machine, bread conveyor, spiral cooling tower and other equipment. The key parts of the toast production line are fermentation room, tunnel oven/box, spiral cooling tower, return plate conveyor, etc. The automation level is high. It can greatly reduce labor and improve the overall production efficiency; the equipment can realize multi-purpose use and has a wide range of applications.