These machines are not only used for double compound (double die heads) and single compound (single die head), but also for three-in-one, three-in-two and one-off compound. Adopted pneumatic servo drive, photoelectric rectifying a deviation and sets of edge cutting equipment (Meanwhile, punching, folding, edge cutting units can be equipped according the customers' requirements.) With multi-functions and high automatic degree, these machines are the ideal equipments for producing kinds of compound bag. plastics woven bag container bag (space bag) water resistant cloth non-woven cloth geotextile cloth for tent (tent) kraft paper