High Efficiency for Photoelectric Conversion: Compare with CO2 laser cutting machine, fiber laser cutting machine have 3 times photoelectric conversion efficiency. 5. Low Cost: Save energy and protect environment. Photoelectric conversion rate is up to 25-30%. Low electric power consumption, it is only about 20%-30% of traditional CO2 laser cutting machine. 6. Free of Maintenance: Fiber optical transmission, fiber line transmission, no need reflect lens, without optical adjustment, save maintenance cost. 7. Easy Operations: Fiber line transmission, no adjustment of optical path; 8. Super Flexible Optical Effects: Compact design, compact and easy to flexible manufacturing requirements. 1) Free Training by VCD:We will supply the machine with , and in English for installing, operation, maintenance and trouble-shooting, and shall give technical guide by E-mail, fax, telephone, MSN, ICQ and so on, when you meet some problems of installation, using or adjusting.(Recommend) 2) Free Training Factory:You can send operator to laser marker factory for free training. Laser marker will offer professional guide for free.It is direct and effective face-to-face training.Here we have well-assembled equipments, all sorts of tools and testing facility. Training Time:2-3 days (Recommend) 3) Our engineer can do a door-to-door instruction training service at your local site.We need your help to deal with the visa formality, prepaid traveling expenses and accommodation to us during the business trip and service period before their dispatch.It's better to arrange a translator for both of our engineers during the training period. Quality Guarantee And After-Sales Services 1)The guarantee period of quality shall be 12 months counting from the date on which the commodity arrives at the port of destination.Except the damage artificially and laser krypton lamp, we are responsible for offering the fittings free of charge during the guarantee period.While user is kindly requested to send the damaged fittings to us by courier with your charge before we send back the alternative fitting parts.After the guarantee of quality period, the parts required repairing or change, if any, shall be reasonable charged. 2)We will give technical guide by email, fax and telephone when user meets some problems on installation, operation, adjusting, maintaining. 3)We offer technical supporting to ensure safety using & maintenance for user: Operation manual for installation, adjusting, operation, maintaining; Professional marking software; Operational marking software backup; Quick supplement of key componentsUU with reasonable price. Life-long after-sales service & consulting service to user.Laser Engraving Machine factory website:http://www.kinglasers.com/laser-engraving-machine/