The Gubot nano-cleaning engine can solve the stubborn stains of the engine efficiently and conveniently, reduce the wear and tear, prolong the service life of the engine without cleaning agent, no pollution, no corrosion, and achieve perfect cleaning effect. The working principle of the steam cleaner is to accelerate the movement speed of the dirt surface by the steam generated by the high temperature, and to eliminate the stubborn stains by destroying the bonding force between them, using a special steam generating system with a water pump, It can quickly convert clean water into high-temperature and high-pressure steam in 30 seconds. At the same time, various bacteria, mites, microorganisms and pathogens attached to the object are completely eliminated.