The InveRoto rotary oven is not a plain industrial tin bread baking machine, but a flexible baking solution to produce more variety of breads with better favors to meet today's ever-changing consumer's tastes. The powerful functions are ascribed to JENDAH InveRoto technology. The baker does not have to change ingredients to meet a oven' parameters, but the hot air&rack speed can be steplessly adjusted to ingredients. Thus, the baker is capable of baking breads with desired moisture and hardness by controlling InveRoto rotary oven.