A multi-temperature control cabinet , comprising a cabinet body , a cabinet door , and a refrigerating system , wherein the refrigerating system comprises an air conditioner , a direct ventilation unit , and an environment monitoring apparatus; both the air conditioner and the direct ventilation unit are disposed on the cabinet door , and the air conditioner and the direct ventilation unit are disposed in parallel in a height direction of the cabinet door; an air guide assembly is disposed between the direct ventilation unit and an air exhaust vent of the air conditioner , wherein the air exhaust vent of the air conditioner faces an inside of the cabinet body ; and the environment monitoring apparatus is connected to both the air conditioner and the direct ventilation unit , and the environment monitoring apparatus is configured to: monitor temperature and humidity in the cabinet body , and control turning-on and turning-off of the air conditioner and the direct ventilation unit based on the temperature and the humidity in the cabinet body ; wherein the direct ventilation unit comprises an air intake unit and an air exhaust unit ; and the air guide assembly is disposed between the air intake unit and the air exhaust vent of the air conditioner ; characterized in that an air intake vent , an air mixing channel , and a mixed-air exhaust vent are disposed on the air guide assembly ; the air mixing channel is connected to both the air intake vent and the mixed-air exhaust vent ; the air intake vent is connected to both the air exhaust vent of the air conditioner and the air intake unit ; and the mixed-air exhaust vent faces the inside of the cabinet , so that the air guide assembly is configured to mix cold air exhausted from the air exhaust vent of the air conditioner with natural air entering from the air intake unit . the refrigerating system comprises an air conditioner , a direct ventilation unit , and an environment monitoring apparatus; both the air conditioner and the direct ventilation unit are disposed on the cabinet door , and the air conditioner and the direct ventilation unit are disposed in parallel in a height direction of the cabinet door; an air guide assembly is disposed between the direct ventilation unit and an air exhaust vent of the air conditioner , wherein the air exhaust vent of the air conditioner faces an inside of the cabinet body ; and the environment monitoring apparatus is connected to both the air conditioner and the direct ventilation unit , and the environment monitoring apparatus is configured to: monitor temperature and humidity in the cabinet body , and control turning-on and turning-off of the air conditioner and the direct ventilation unit based on the temperature and the humidity in the cabinet body ; wherein the direct ventilation unit comprises an air intake unit and an air exhaust unit ; and the air guide assembly is disposed between the air intake unit and the air exhaust vent of the air conditioner ; characterized in that an air intake vent , an air mixing channel , and a mixed-air exhaust vent are disposed on the air guide assembly ; the air mixing channel is connected to both the air intake vent and the mixed-air exhaust vent ; the air intake vent is connected to both the air exhaust vent of the air conditioner and the air intake unit ; and the mixed-air exhaust vent faces the inside of the cabinet , so that the air guide assembly is configured to mix cold air exhausted from the air exhaust vent of the air conditioner with natural air entering from the air intake unit . <EOS>