To create much more benefit for consumers is our company philosophy; customer growing is our working chase for 2.94μm laser crystal Er:yag,important material of 3nm laser, Cr4+ Y3al5o12, Erbium Doped Yttrium Aluminum Perovskite, Er Yap,Plano-Concave. We believe we will become a leader in developing and producing high quality products in both Chinese and international markets. We hope to cooperate with more friends for mutual benefits. The product will supply to all over the world, such as Europe, America, Australia,Paris, Singapore,Somalia, Niger.Customer satisfaction is our first goal. Our mission is to pursue the superlative quality, making continual progress. We sincerely welcome you to make progress hand in hand with us, and construct a prosperous future together.