The invention discloses an improved energy-saving steaming box, which comprises a box housing, wherein a push rod is arranged at the top of the left end face of the box housing; the push rod and the box housing are in matched connection by virtue of a hinge shaft in a mode of being capable of rotating downwards; a hand-held rod is connected to the end, away from the box housing, of the push rod; two opening holes are equally arranged in the left and right sides of the top of the box housing; a rotary pin is arranged at the outer side of each opening hole; enclosures, which can laterally rotateand are matched with the opening holes, are arranged on the rotary pins; a sleeve, which extends upwards, is arranged at the midpoint of the rear end face of the box housing; a sliding rod is inserted into the sleeve; a fastening nail, which is matched with the sliding rod, is arranged on the part, close to the top, of the sleeve; an illuminating plate is arranged at the top of the sliding rod; and a storage battery is arranged at the bottom of the right side of the box housing. The steaming box provided by the invention is relatively simple in structure, relatively low in cost and suitable for promotion and application.