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  •
    Certificate of high quality products in the field of performance equipments 2008
  • First grade competence in sound project by China Entertainment Technology Association
  • EMC CE Certificate of AUDIONET Processor
  • EMC CE Certificate of AUDIONET Processor
  •
    EMC CE Certificate of C-MARK mixer
  •
    C-MARK全橋數字功放EMC CE認證
  •
    C-MARK數字功放有源音箱RoHS認證
  •
    C-MARK數字功放有源箱EMC認證
  •
    C-MARK QC080000 Certificate
  •
    GREEN PRODUCT MANAGEMENT SYSTEM
  • Hi horn loudspeaker patent
  • Wooden are rear cabinet patent
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