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Yan Tong uses advanced semiconductor laser marking machine semiconductor light-emitting diode, the diode pump modules, scanning the galvanometer, acousto-optic Q switching, Q drive and other key components are imported, vendors with relevant sectors of the world's leading technology, first-class components ensure a high marking speed and precision, stable performance, long-term work. Integrated design of structure, brand new sealed optical path, overall is stable and reliable, pleasing high-end.