KF94 (willow leaf type) mask automatic machine is a fully automatic machine for the production of KF94 masks. It uses ultrasonic technology to bond PP non-woven fabric and filter layer materials, and cut out the folded mask body according to the raw materials used. The masks can reach different standards. The earloop are elastic non-woven fabrics, which make the wearer's ears comfortable and stress-free. The mask filter cloth layer has a good filtering effect, which perfectly fits the Asian face.