Horitek Optical Technology Co., Ltd. which is the branch of OPTOTEC MATERIALS CO.,LTD.of China established in 1986,we has specializing in the Coating Materials since 30 years agoWe make mainly Coating Materials(OXIDE,FLUORIDE,MIXTURE,METAL),Evaporation boat/crucible?Tantalum,Molybdenum,Tungsten?With rligh-quality materials,service and Competitive-price.we have very brodly customers in USA,Europea(German,Italy,France,England,Sweden,Switzerlang,Czech Repulic,Lithuania)Asia(Japan,Korea,Singapore),Taiwan since past 30 yearsSince 2002,we begun to make the Evaporation Boat/Crucible like Tungsten,Tantalum,Molybdenum,etc.we have advanced machines,equipments in our plantFor now,we will introduce briefly our Evaporation Boat like Mo, W, Ta boat, the size can be custom-made.