• Optical Matyerials Co., Ltd.

    13Rd Floor, ShaTou, HanQuan Industrial Zone, Chan'an Town, Dongguan City, Guangdong Pro, China Dongguan, Guangdong

    OPTOTEC MATERIALS CO., LTD.established in 1986 and we specialize R&D coating materials, evaporation boat, filament, crucible, liner, quartz crystal ect.Since 2001, set out to put up our Suppter Targets Branch company, after more than 10 years\' ...
  • SurfaceNet GmbH

    Landersumer Weg 40

    SurfaceNet has over 30 years of experience in Crystal Growth, material preparation and machinery construction. We have links to 1600 Universities, Research Centers the Industry. its own production laboratory. only deliver top grade qualities no less good ...