The design of this drying oven is mainly suitable for drying sea products (such as kelp, seaweed, dried fish, shrimp, squid, fish slices, etc.), as well as for drying agricultural and sideline products (such as dried bamboo shoots, mushrooms, garlic, flowers, dried fruits, vegetables, shiitake mushrooms, sweet potatoes, corn, peas, coconuts, betel nuts, fungus, etc.), and drying traditional Chinese medicinal materials (such as honeysuckle, chrysanthemum, wood, medicinal materials, cotton, etc.). It is also suitable for drying cardboard boxes, cultural and educational supplies. All materials dried by solar energy can be dried.