12. 26 ːCOSCOM CO.,LTD. establishment (capital 200 million)  03. 31 ːTrade business registration (11505633)  04. 05 ːFactory registration ( 41170 - 01678)  07. 08 ːMobile communication underground repeaters form registration  05. 25~28 ːEXPO COMM WIRELESS KOREA 99 exhibitions product display  06. 25 ːISO-9001 international quality system certification acquisition  08. 23 ːResearch branch establishment  09. 22~24 ːPCS 99in New Orieans exhibition product display  09. 28 ːCapital increase (by 200 million wons to 400 million wons)  10. 13~17 ːAsia Pacific International Trade Fair exhibition product display  12. 27 ːMinistry of Information-Communication bright prospect medium   ːand small information communication corporation choice  04. 17 ːVenture business certification acquisition  08. 05 ːMinistry of Information-Communication's government   ːcommunication industrial technology development work   ːachievement corporation choice  08. 21 ːInformation communication construction household mascot   ːregistration  09. 01 ːCapital capital increase   ː(by 400 million wons to 600 million wons)  09. 07 ːChoice to Korea Telecom IMT-2000 consortium participation   ːcompany  09. 19~22 ːTelecom satellite/IMT-2000 exhibition product display  10. 04 ː(1600 million wons) do investment Sign of the Cock in Taiwan   ːCIDC apple South Korea IT venture investment (week)  10. 16 ːCapital capital increase   ː (by 600 million wons to 800 million wons)  10.23 ːCapital capital increase   ː (by 800 million wons to 1200 million wons)  11. 16 ːNational Agricultural Cooperative Federation center inning   ːbluechip medium and small enterprises choice  12. 04~09 ːITU TELECOM 2000 ASIA exhibition product displays  12. 30 ːMedium and small Kiup Bank bluechip medium and small   ːenterprises choice  02. 15 ː1,079,100,000 won (59,950) investment in Korea Telecom IMT-   ː2000 business  02. 19 ːDONGIL Technotown the 7th 7305 purchase (research branch)  04. 17~20 ːCTIA WIRELESS 2000 exhibitions product display  05. 09~12 ːEXPO COMM KOREA 2001 exhibitions product display  09. 24~27 ːTelecom Satellite/IMT-2000 exhibition product display  04. 22 ːRadio Transmission Equipment Type Approval Certificate   ːacquisition from Ministry of Information Communication in China   ː(CMII ID:2002CJ0283)  06. 08~20 ːCOMMUNIC ASIA 2002 in Singapore Exhibitions display  08. 15 ːCDMA Optical Repeater Registration From Ministry of   ːInformation-Communication in China(17-5369-021623:CO800-20)  08. 15 ːCDMA Optical Repeater Registration From Ministry of   ːInformation-Communication in China(17-5369-021624:CO800-10)  01. 20~22 ːSuper COMM INDIA 2003 Exhibition display  03. 21 ːTrunked Radio System Repeater Registration   ː(R-CCCA-03-0006 : CDTRS-8505)  06. 17 ːExport CDMA Optical Repeater to China UNICOMM  07. 09 ːTrunked Radio System Repeater Registration   ː(R-CCCA-03-0008 : COS-800A)