Preface Founded in 1995, GRAND HALO TECHNOLOGY CO., LTD.--a manufacturer dedicated in the production of sealing & packing semi conductor opto-electronic, have been delivered high quality products to many manufacturers at home and abroad with its 30 years opto-electronic sealing & packing te...

  • In January of 2019, Successfully attained the IATF 16949 certificate.
  • How to keep LED properly?
  • 2012 38th Taipei International Electronics Show(10/9~10/12)