Horizontal bag type packaging machine is a fully automatic prefabricated bag packaging machine, suitable for users with multiple bag types, large packaging capacity and small batch of products. It can meet the common three-side sealing. Four-side sealing bag can achieve special bag type packaging, such as hanging bag, self-supporting bag, self-supporting zipper bag, self-supporting straight mouth bag, and special-shaped bag. Suitable for powder, particle, liquid, paste, solid and other materials packaging needs; The bag type is simple and fast; Different metering devices can be replaced to meet the needs of different product packaging.