it makes one-side-pe-film-coated paper cups after running a whole procedure of automatic pre-printed fan-shape-paper feeding, cup-side-body sealing(heater), silicone-oil lubricating(for top curling, dimethyl silicone oil 201,food grade), roll bottom auto punching, bottom pre-heating and pre-folding, main heating, bottom knurling, top curling and cup discharging.