Good quality comes initial; company is foremost; small business is cooperation" is our business philosophy which is frequently observed and pursued by our business for Er:YSGG/Er,Er:Y3Sc2Ga3012, Norrow Interference Filters, Lutetium Aluminium Garnet Doped With Praseodymium, Q Switch Yag,Erbium And Ytterbium Co-Doped Phosphate Glass. sincerity and strength ,always keep approved good quanlity ,welcome to our factoty for visit and instruction and business. The product will supply to all over the world, such as Europe, America, Australia,Comoros, New Zealand,Hungary, Maldives.Taking the core concept of "to be the Responsible". We will redound up on society for high quality products and good service. We will initiative to participate in international competition to be a first- class manufacturer of this product in the world.