This machine integrates machine and power together,lt adopts photocell trailing and correcting system controlled by microcomputer.lt is equipped with high precison stepping motor,thus it can accurate to same position of each packaging bag's pattern,it can control the system of complete synchronization,length fixing,orentation and speed of whole machine.This machine can automatically complete a series of actions,such as bag macking, counting filling,sealing,separated cutting of easily-torn cut,separating&connecting and packed products conveying. This machine is sutable for packing of foodstuff,chemical products,medicine and seasoning(for example:soymilk powder,sesame powder,five spices powder,glucose powder and non-sticky powder)