Intelligent forced air drying oven designed for curing and converting extracts, suitable for cooking, drying, ripening, and heat treatment of items to enhance productivity and product quality with minimal processing time. Versatile functionality with high-quality galvanized steel construction and electrostatically sprayed exterior for corrosion resistance, featuring over-temperature alarms, self-tuning, and a synthetic silicon sealing strip for airtightness and easy replacement. Constant temperature design incorporating a hot air circulation system with a high-temperature fan and air duct to maintain internal temperature stability and shield against external environmental influences. Digital air drying oven offering precise temperature control from 50 to 280 °C via an intelligent PID controller, with timer, alarm, temperature calibration functions, and clear on-screen data display. Wide application in laboratory test drying, heat treatment, and heating for industrial, agricultural, and scientific uses, featuring two-speed design, energy-saving insulation, and reduced power consumption.