TG Infonet Creative New Technology Now and In the Future withInvestor Relations 2003

CONTENTSTG `````````````````````````````````` 2 TGInvestment HighlightsAppendix

Chapter 1 TG TG Identity 1 Investor Relations 2003

TG Identity 92 . 11 TG Knowledge Frontier

1992 0137.9//87 260 12.36

1 10 9 10

TG , , , , - Diameter AAA / CRM - H/W - (HP Tandem Fault Tolerant) - TG-XMDL - TG-XMLAS - K-Tower EKP - K-Tower Workplace 179(68.5%)52(20.1%)29.6(11.3%)TG (2003 6 )

2003 16.4% 13 2,200 : 2003.1 /DATA ARPU : OVUM(02.1) : Cahners In-Stat Group(April 2002) CAGR 13.4%()()

10 HP Tandem Fault Tolerant() SKT, KTF, LGT H/W HP Tandem HLR(), SCP(), NPS( ) LBS( ) (99.9999% )< H/W >

SKTHLR78%SCP100%KTFSCP100%NPS100%LGTSCP100%

Diameter AAA KT IPv6 TG BiLL KTOA( ) FMS

, , (Digital Library) - - () - ( ) () - / - ( 5) - / : , KMS - ( 10 )

1 M/S 1 2002 95%

TG & 2003 10 - 130 TG S/W - : 33% Major : 44% / INEK : 50 (12%) : 35 (8%) : 30 (7%) : 25 (6%) : 20 (5%)

/Minor : 110 (26%)

Chapter 2 R&D

Line-up 11 Business Key Success Factor R&D R&D R&D R&D,

R&D R&D : 16.1( 6.2%) R&D R&D : 43( 51%) 4 6 432616 R&D R&D 50% R&D

() 11 , / Diameter AAA

HSS(Home SubscriberSystem)TG-BILLReveGenFMS(Fraud ManagementSystem)Diameter Protocol Data Mining System Engineering

() 11 , / K-TOWER EKPTG-XMDLK-TOWER WORKPLACETG-XMLAS XML

Chapter 32 - TG

03 2 8 , ,, : ARC Group, 2001.12 : , , 2003.2 , ETRI, 2003.1CAGR 48.9%CAGR 132.1%()()()

CDMA 1X (cdma2000 1x ) : 2003() : SKT 2002.11()(%)

3G , , , . (WIPI)

. 3G /

(TG-BILL) FMS(Fraud Management System) IETF Diameter AAA , , 2.3GHz Diameter AAA(TriPleEYE) , Fraud ReveGen() Fraud , CRM / CP/ Portal Service Pack, Converter, 3TCP, IMS, ASPE Diameter AAA SKT, KTF, LGT, KT,

Target Marketing

TargetDiameter AAA (WCDMA,IPv6,) (SKT,KTF,LGT) (KT,HTI)TG BILL CP , CP ReveGen CRM CRM ReveGen CPFMS Reference , ,

Target - : (Main Target) - / : (Future Target) - / : +(Extension Target) - 02 95% (/ / / / / ) - - 05 2 IT1 (Digital Library)

,

TargetTG-XMLAS

TG- XMDL DL , ( DL ) DL ( ) KERIS ( )/ (2005 ) DL

, , Turn around 20032004(E)68.5%20.1% 19.7%60.6% 7.3%11.3%12.4%

Chapter 4 Investment Highlights

04 311 17.3% (02~04) 04 85 () CAGR 17.3%

04 53.6 85.3% 17% 04 () CAGR 85.3% & ROE (%) ROE

/ /

1. 11 , 2. 3. R&D 4. 04 5.

Chapter 5 Appendix

: 4,834,228 (51.1%) 9,467,170 4,632,942 9,467,170 ( ) 12345

80,000 770,000 1,080,000 342,128 2,272,128

1,200~1,6001,893,44012 1012 17~1812 26

4,155,560 (43.9%)2KTB300,000 (3.2%)1378,688 (4.0%)1

14,155,560 (43.9%)2985,020(10.4%)31,593,150(16.8%)4KTB840,000 (8.9%)51,893,440 (20.0%)

92. 01. () 92. 01. 92-95 4 97. 09. 98. 04. ,SK (Intelligent Network) 99. 01. 99. 03. (KOPEC) Digital Library 99. 04. (KTF) IN 99. 06. SK SCP 99. 08. SK HLR 99. 11. 00. 01. 00. 03. SK HLR 00. 05. HLR 01. 08. 01. 11. 02. 05. 02. 12. AAA 02. 12. KMS 03. 06. AAA v1.0 03. 07. 03. 10. LG SCP 03. 11. KTF NPS/ HLR 03. 11. 03. 11. KT IPv6

(%)(02)200320022001 11.315.2-45.336.3 -18.5-69.5-14.3-5.8-71.4-19.0 -2.217.912.623.2

()(02)200320022001 1.31.01.02.3 17.915.716.320.8 5.02.32.98.0

(%)(02)20032002200125.531.331.127.50.27.57.313.1-1.24.75.19.80.27.97.729.6-3.17.57.332.7

(%)(02)200320022001104.757.843.127.818.411.74.15.7160.4245.3241.2299.1143.7222.2220.8255.1

~ 01.6~ 02.6~ 03.6~03.910,54914,55922,14418,3638,99813,33020,05714,8031,5511,2292,0873,5609,7108,2524,7524,8658,4967,4904,1714,38847439027723674037230424120,26022,81026,89623,2283,5276,0369,0284,2258758368228754,4026,8729,8515,1003,7873,7873,7873,7873,3733,3733,3733,3736,6357,7989,0299,8502,0639808561,11815,85715,93817,04618,128

~ 01.6~ 02.6~ 03.6~03.9 41,38722,64226,0895,435 30,00415,60717,9103,79711,3827,0358,1791,638 5,7085,4765,5391,217. 12917813360. 1436310-. 1,1431,1521,609341. --20-. 58739126863 5,6741,5592,6394216345472,9964258694453,66726 5,4381,6611,9688211,372497737-4,0671,1631,231821