... machine, Name:Computer controll high speed continuous vest bag making machine UseFLAT-BOTTOMED & VEST BA G MAKER. The equipment is ... up, double or quadruple feeding, double or quadruple sealing, motor speed and bag length control by computer, automatic pile-up ... etc. This machine is an ideal one to produce vest bag, flat-bottomed bag and fertilizer bagMain Technical Parameter Model7008009001000Max ...