We keep on with our enterprise spirit of "Quality, Efficiency, Innovation and Integrity". We intention to create extra worth for our buyers with our prosperous resources, superior machinery, experienced workers and superb services for Passive Q-Switchs, Middle Infrared Nonlinear Optical Crystal, 2.1um Laser Crystal, Aggase2 Crystals,Bbo Crystal. The main goal of our company would be to live a satisfactory memory to all of the shoppers, and establish a long term company romantic relationship with customers and users all around the entire world. The product will supply to all over the world, such as Europe, America, Australia,Philippines, Netherlands,Nicaragua, Cologne.We win many reliable customers by rich experience, advanced equipments, skilled teams, strict quality control and best service. We can guarantee all our products. Customers' benefit and satisfaction are always our biggest goal. Please contact us. Give us a chance, give you a surprise.