This machine is a portable and removable electromagnetic induction heating equipment. It is mainly used to seal containers with aluminum foil for pharmacy, chemical industry, pesticide, food, cosmetic and light industries. The containers will be leak protected, damp proof and anti-counterfeit. Materials of container can be polyethylene, polypropylene, polystyrene, polyester and glass bottle. It can\'\'t be used for metal bottle, the cover of metal bottle and electrochemical paint cover of aluminum. The machine is small, portable and simple to operate. It uses advanced circuitry and adopts the latest modularization power parts, and thus the heating effect efficiency is higher than 90%. It\'\'s a power-saving equipment compared with normal radio tube. The heating speed is 20-30 times quicker than normal radio tube. It has good sealing effect for polyester and glass bottles which are hard to seal.