• ASPI Co., Ltd.

    467-23, Dogok-dong Gangnam-gu, Seoul

    ASPI is leading trade company for Compoundsemiconductor, Superconductor and Semiconductor industry. In the Compoundsemi.(LED) area, proud to have partnership with several manufactures related LED business, such as HB Chip & Epi Wafer, Phosphor, Lead ...
  • Alsil Supply

    3312a N. Meridian Way

    We have in silicon wafers since 1991. Our wafer range from 2" up to 8" with prime and test grade. also float zone grown diameter 3" 5" epitaxial 6". ...
  • GNC materials inc

    # 506, 5F, Miwon BLDG, 43, youido-dong, Youngdungpo-Gu

  • Bigstone China

    1908, Vanke Bldg. Anshan, Liaoning

    Bigstone is a global trading company dealing with CP,DOS,Sebacic Acid,Sapphire,Epi wafer etc.Many our customers find our price leader with 10-15% lower than other sources.
  • Henry sapphire wafer Co., Ltd

    B6, No. 1 Rd. , The First Industrial Park, Bai Hua Hole Community, Guangming New Area

  • Dastech. Inc.

    Yeoksam 1-dong ,Gangnam-gu

  • PROWTech Inc.

    621-2, Janggwan-ri, Jinchun-eup Jinchun-gun, Chungcheongbuk-do

    PROWTech Inc. has focused on R&D and mass production of epitaxial wafers for IR-LED by LPE technology 780~980nm VCSELs/PIN PD MOCVD pursuing world top competitiveness.PROWTech committed the biggest batch size, highest yield, consistency quality control ...