Dongke since 1999,are a leading professional laser module manufacturer specialized in Red Laser-Module(635nm~780nm), Green Laser Module(532nm), infrared laser diode module(780nm~980nm),and related laser product.Our products are successfully used in a wide range of diversified applications from machine vision, alignment, instrumentation and industrial applications.We also provide laser solutions to meet customer demand.We can assure you a reliability and price advantage. Also, promptly delivery and complete satisfaction,as we have full experiences in international trade and ship worldwide. Should you have any questions, please don&＃39;t hesitate to contact us.