National standard energy-saving periodic operating furnace, ultra-energy-saving structure, using composite fiber insulation, ultra-lightweight and high-strength micro-bead vacuum ball energy-saving bricks, production of anti-drop wire and upward oblique 20° wire-resting brick, furnace mouth anti-workpiece impact brick, automatic The sealed trolley and the furnace door are integrated and connected to the rail. No foundation installation is required. It can be used on a level ground.