______2009/TEL39/SPSG/WKSP/006 Agenda Item: 2

Submarine Cable Protection in Korea

Submitted by: KT Corporation

Workshop and Information Sharing on Submarine Cable Protection Singapore 13 April 2009

SubmarineSubmarine CableCable ProtectionProtection April, 2009

KT Corporation

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1. Company Introduction

2. Submarine Cable operated by KT

3. Cable Protection Efforts

4. Limitation of Efforts

5. Considerations

1 Brief Introduction 1 No.No. 1 TelecommunicationTelecommunication companycompany inin KoreaKorea 6 5 6 5

. million subscribers of broadband market & 20 million subscribers of local fixed line

. million subscribers of broadband market & 20 million subscribers of local fixed line marketmarket..

GlobalGlobal BusinessBusiness CapabilityCapability 7 8 7 8 7 8 13 11 offices and subsidiaries at 13 cities in 11 countries around the globe

offices and subsidiaries at 13 cities in 11 countries around the globe

InnovativeInnovative andand financiallyfinancially stablestable companycompany 3 3 3 20 08 S&P : A-(Positive), Moody’s: A (Positive), Listed on the NYSE (APR, 20 08 )

S&P : A-(Positive), Moody’s: A (Positive), Listed on the NYSE (APR, 20 08 )

Revenue Telephone Broadband Employees Employees Subscribers Subscribers

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Overseas Affiliates and Subsidiaries

KT Moscow Office New Telecom Company

East Telecom Mongolia Telecom

KT London Office SEOUL KT Japan, Co. Ltd. KT China Co. KTAI in NJ KT America Inc. KT Dubai Office KT Dhaka Office KT Delhi Office

KT Hanoi Office

KT Subsidiaries

KT Overseas office

3 Data Service Coverage

Miami

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Submarine Cable operated by KT

Landing Cable Length Cable Destination RFS Date Station (km)

KJCN Japan 500 2002.3

South East Asia 12,084 1996.12 APCN Countries Busan CUCN China, USA 30,444 2000.1

South East Asia 19,000 2000.12 APCN-2 Countries

FEA East Asia 29,000 1997.9

TPE East Asia, USA 16,500 2008.10

Keoje South East Asia Countries, 39,000 1999.12 SMW-3 Middle East, Western Europe

5 Submarine Cables in Asia Pacific

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Protection Efforts during Construction (1)

• Desktop study - Fault History, Fishing Area, Seismic Activities

• Route Survey - Deploy a Survey Vessel to Route - Checking on Sea bed condition for decision on final route

• Government Cooperation and Approval - Environmental Impact Assessment

7 Protection Efforts during Construction (2)

• Protection Method - Armored Cable - Articulated Pipe - 1.5 ~ 3m Depth Burial

TPE Articulated Pipe

Double Armored Cable TPE Landing operation

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Protection Efforts during Operation (1)

• Deploy of Patrol Boat (55Km Coverage) • Radar (50Km Visibility) • Fishery Union • GPS (Alarm Device)

Patrol Boat

GPS GPS Antenna

Radar Monitor View

9 Protection Efforts during Operation (2)

• Cable Protection Law in Korea - a part of Telecommunication Act - effective: Nov 2007

• Cooperation with Government - Construction activities request - Pipe Crossing - Dumping

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Limitation of the Efforts

• Seismic Activities

• External Aggression - Fishing Activities (Legal and Illegal) - Anchoring

11 Consideration

• Strengthen Cable Protection Regulation

• Restriction on Anchoring Activities

• Regulating Fishing Activities

• Shorten the approval procedure for repair - takes 7 ~ 15 days for approval for repair operation - periodic pre-approval for repair

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