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| 1990 |
| Daewon Electronic Co., Ltd established |
| 1996 |
| Acquired ISO 9002 Certification |
| 2000 |
| Listed in the KOSDAQ Market |
| 2005 |
| Acquired ISO 13485 Quality Certification (TUV) |
| 2009 |
| Acquired ISO 14004 Certification |
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| Location |
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Head Office
71-8, Sinpeung-ri, Geunchen-eup, Gyeongju, Gyeongbuk, Korea.
Tel: +82-54-751-6301
Fax :+82-54-751-6304, 750-6399
Web : http://www.prosonic.co.kr/eng/main.asp
E-mail : ktk0430@prosonic.co.kr
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http://www.prosonic.co.kr
