The machine is used to shrink pack single or multiple medicine, food stuff, cosmetic, chemical, auto parts and so on. Its max speed is 30 packs / min. It can finish all actions automatically like covering with film, sealing, shrinking and so on. The bag length is controlled by photoelectric stepping motor; shrinking speed is controlled stepless; HMI and PLC control the whole machine. The malfunction can be shown automatically when the machine is running. It can be used separately or in line with automatic boxing machine.