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News: 
  • Castel attended Hongkong Electronics Autumn 2014
  • Castel in ​Gitex 2014
  • Meet us at Hong Kong Electronics Spring Fair 2015
  • 2015 Chinese Spring Festival Holiday Notice
  • Meet us at CEBIT 2015
  • Castel attended Hong Kong Electronics Fair 2015 (Spring Edition)
  • Join us at CTIA 2015
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