Put the packed materials in the material box of the packer, and the hydraulic oil cylinder will work to press the packed materials into various metal packages. The machine is adopted, easy to move and install, simple to operate, easy to maintain, reliable sealing, and no foot screws are used for installation. Users can customize packaging specifications and dimensions according to their needs to maximize the cooperation with transportation or storage. It is a good equipment to improve labor efficiency, reduce labor intensity, save manpower and reduce transportation costs.