This portable fiber laser marking & engraving machine F20D is a lightweight and portable model, suitable for both metal and partial non-metal materials marking. It is easy to move and can be used for on-site marking, warehouse marking and outdoor processing. The equipment can mark logos, codes, patterns and other content on metal materials and some non-metal materials, with clear marking effect and stable performance. It has a compact structure, simple operation and low maintenance cost, widely used in hardware, equipment, molds and other industries.