Automatic premade pouch packing machine is an efficient and accurate packaging equipment, which is suitable for the packaging of various liquid, semi-liquid, powder and other products. This machine can automatically complete the entire process of bag packaging. This machine adopts the design of linear structure, high precision of filling and metering, automatic bag taking and bag opening. At the same time, it can be used with a variety of mixing devices, with good performance, compact structure, easy operation, small footprint, low energy consumption and other advantages.