The asphalt tank is part of the "Internal Heat Type Local Rapid Asphalt Storage Heating Unit" series, which is a domestically produced asphalt equipment that combines quick heating, energy saving, and environmental protection. The product features a direct-heat portable unit, which not only heats rapidly and saves fuel but also does not pollute the environment. The operation is simple and easy, with an automatic pre-heating system that eliminates the hassle of baking or cleaning asphalt and pipelines. The automatic cycle program allows asphalt to automatically enter the heater, dust collector, exhaust fan, asphalt pump, asphalt temperature display, water level display, steam generator, pipeline, asphalt pump pre-heating system, pressure relief system, steam-assisted combustion system, tank cleaning system, and oil unloading into tank unit, all of which are installed on the tank (internally) to form a compact monolithic structure.