During the packing production, in order to increase capacity and quality of products, improve the working condition, ensure efficient and reliable operation of production system and advance the automation level, control system with high performance,is urgently demanded for realizing automatic control in the whole packing production. Programmable logic controller is developed to accomplish the automatic control in the packing production. The,control system featured by concentrated control, supervision and management can replace previous control mode of relay interlock and testing of unit instrument so the higher control level is reached.