The DXD series Automatic Packing Machine is designed and manufactured according to advanced science and technology in the world. Reliable quality, high efficiency and beautiful shape are its main characters. As regards its automatic control system, we have adopted advanced photo electricity track planet differential compensating mode and automatic constant-temperature control mechanism, which makes our machine has very fast packing speed. Moreover, our machine can carry out stepless speed adjustment, and automatically finish whole packing processes of bag making, computation, filling, sealing, cutting, counting and heat-pressing batch number on the bag . It can be used for various compound packing materials which can be sealed after heating.