- 2021
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- ~Looking for “New Brand” Partner
- 2020
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- ~
“QSC” System and New model Webinar
- ~
- 2017
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- 04“QSC” System Seminar
- 2016
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- 06
“QSC” Pro Seminar
- 06
- 2015
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- 06“NUMARK” DJ seminar
- 2013
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- 08
“QSC” Dealership
- 06
Renamed “SOVICO SYSTEM Inc”
- 01
“NUMARK” Dealership
- 08
- 2012
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- 03 “ALTO Professional” Dealership
- 2011
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- 12
Software Business Registration Certificate
- 10
Korea Info. Comm. Contractors Registration
- 07
“ClearOne” Excutive Dealership
“HH Electronics” Dealership
- 05
“Earthworks” Dealership
- 04
Renamed“AUDIOWORKS Corp”
- 12
- 2010
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- 12“Cadenbach” Dealership
- 2008
-
- 03
“AUDIX-USA” Executive Dealership
- 02
Renamed “TRUSONIC Corp”
- 03
- 2007
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- 12 “BBESOUND Inc.” Executive Dealership
- 2005
-
- 05
“Alesis Corporation” Executive Dealership
- 03
“Loud Technologies Inc. Tapco” Dealership
- 05
- 2004
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- 09“ALESIS” Dealership
- 03 “RCF” Dealership
- 2003
-
- 05
“Crane Song Ltd” Dealership
- 04
“SpeakerCraft Inc” Dealership
- 02
“Clair Brothers Audio Systems Inc” Dealership
- 05
- 2001
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- 11 “Nady Systems Inc” Dealership
- 2000
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- 04
”Mackie Design S.P.A” Dealership
- 04
- 1994
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- 11
“Mackie Design Inc” Executive Dealership
Establish “TAESUNG. Corp”
- 11