We pursue the management tenet of "Quality is superior, Service is supreme, Reputation is first", and will sincerely create and share success with all clients for Er Doped Yag, Lbo Crystal, Silicon Lens, Optical Crystal,Nd Yag Q Switch. For more information, please send email to us. We are looking forwards the opportunity to service you. The product will supply to all over the world, such as Europe, America, Australia,Zurich, Korea,South Africa, Somalia.The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.