Fiber-optic series features: 1. Long service life (1,000,000,000 hours) 2. Maintenance-free 3. Portable, flexible, and environmentally friendly 4. Low power consumption (0.35 kWh / hour) 5. Finely carved characters (minimum 0.2 MM) 6. High speed Application fields and purpose: Purpose: suitable for marking and engraving hardware tools, knife tools, kitchenware, plastic products, computer keyboards, integrated circuits, packaging for bottles and cans, glass frames, faucets and sanitary ware, and other products. 1. Ink and paint: mobile phone battery labels, panels, phone keys, small daily necessities, and other accessories. 2. Ceramics, EP materials, electronic component packaging, IC , and other products. 3. Serial numbers and logos on plastic products, electrical en