Shanghai Yuchang optical fiber portable laser marking machine is a high-tech product with a new type of optical, mechanical and electrical integration technology and design scheme. It is a product with a small and portable appearance, high performance and high precision. It has and all-English interface display, supports printers and scanners, and is compatible with TIF international standard font library and BMP and JPG files. It is not only easy to operate, but also has standardized fonts and is easy to learn and easy to use, has no consumables, low depreciation costs, long-term operation without failure, maintenance-free, and can fully meet the needs of continuous work in industrialization.