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Contact Us FAQ Q & A		Home > Support > Contact Us   IP STB & VOD SOLUTION Young-Kwan Jung Director TEL : 070-7018-4183 e-mail : halinux@csjglobal.com   ENTERTAINMENT System Ja-Wung Goo Director TEL : 070-7018-4190 e-mail : jwgoo@csjglobal.com   IP Surveillance / CCTV Byung-Hyan Hwang Assistant manager TEL : 070-7018-4196 e-mail : hwangdar@csjglobal.com