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 TEL. +82-31-386-6425
 FAX. +82-31-386-6269

 Address : 경기도 성남시 분당구 탄천상로 164, B-712 (구미동, 시그마2오피스텔)
           B-712, Sigma II, 164 Tancheonsang-Ro,
           Bundang-Gu, Seongnam-Si,
           GyeongGi-Do, 463-741 Korea

 E-mail : yklogic@yklogic.com
 
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16918 Edwards Rd. Cerritos CA 90703 USA T. +1-562-407-2184 F. +1-562-407-2189