This equipment is designed and manufactured on the basis of overseas advanced technology as well as domestic leading product of the same kind. As a fully automatic computer-controlled bag maker, it is mainly used to manufacture bags with film like PE, PP,PVC, etc. Equipped with various functions, such as photoelectric controlled automatic feeding, photoelectric color-code follow-up,dubleor quadruple feeding, duble or quadruple sealing, motor spead and bag length control by computre, etc. this machine is an ideal one to produce vest bag, flat-bottomed bag and fertilizer bag.