Yutai optics' sales manager Amanda met with Lithuanian customer Mr.ujukin and Mr.uyukin in this Sept., They shared processing technology of sapphire and fused silica.Customer are very interested in our big size fused silica windows and IR optics.A sample order was released to us as Mr.ujukin and Mr.uyukin eager to eatiblish long-term cooperation with our company in the future.