Hong Kong
Hong Kong is one of the Asia-Pacific's most heavily cabled territories, with more than a dozen active submarine systems converging on a compact coastline to serve one of the world's busiest digital corridors.
Connectivity at a glance
- Cable systems
- 11active
- Landing points
- 0
- Resilience score
- 99
Cable systems serving Hong Kong
| Cable | Status | Ready for service | Length | Design capacity |
|---|---|---|---|---|
| Asia-Africa-Europe 1 (AAE-1) | active | 23 June 2017 | — | 100 Tbit/s (20 Tbit/s per fibre pair) |
| APC | active | — | — | — |
| Asia-America Gateway | active | }} | 20,000 km | — |
| HJK | active | — | — | — |
| HONTAI-2 | active | — | — | — |
| NACS | active | — | — | — |
| Okinawa-Luzon-Hong Kong | active | — | — | — |
| SCAN | active | — | — | — |
| SEACOM | active | — | — | — |
| SJC | active | — | — | — |
| VSNL SG HK JP Guam | active | — | — | — |
Landing points
Landing point records for Hong Kong are being compiled.
A Dense Node on the Asian Cable Map
Few territories of Hong Kong's size carry the submarine cable load that this city does. Sitting at the confluence of Northeast and Southeast Asian sea lanes, Hong Kong has become a natural aggregation point for systems running between East Asia, Southeast Asia, the Indian Ocean, and the Pacific — a position that reflects both its geography and its long-standing role as a regional financial and commercial hub.
The active cable inventory reaching Hong Kong is substantial: APC, Asia-Africa-Europe 1 (AAE-1), Asia-America Gateway, HJK, HONTAI-2, NACS, Okinawa-Luzon-Hong Kong, SCAN, SEACOM, SJC, and VSNL SG HK JP Guam. That is eleven systems on the register, spanning routes to Japan and the Korean Peninsula in the north, the Philippines and Southeast Asia to the south, the United States across the Pacific, and — through AAE-1 and SEACOM — onward connections stretching to South Asia, East Africa, the Middle East, and Europe.
What the Cable Mix Implies
The diversity of systems here matters as much as the raw count. Hong Kong is served by cables oriented along at least three distinct geographic axes: trans-Pacific systems such as Asia-America Gateway and AAE-1 that carry traffic toward the Americas and Europe; regional Northeast Asian links including HJK and Okinawa-Luzon-Hong Kong that tie it to Japan, Okinawa, and the Philippines; and broader pan-Asian systems like SJC and SCAN that stitch together the wider regional fabric.
This multi-directional redundancy means that Hong Kong's international connectivity does not depend on any single cable corridor. A fault on a trans-Pacific route, for instance, leaves multiple alternative paths intact — both eastward and westward around the globe. That level of resilience is a defining characteristic of a mature cable hub and distinguishes Hong Kong from territories that rely on a single cable or a single geographic corridor.
Geography as Infrastructure
Hong Kong's position at the mouth of the Pearl River Delta gives it natural advantages for submarine cable landings. The surrounding waters provide relatively sheltered approaches compared with open-ocean coastlines, and the territory's existing port and logistics infrastructure has historically supported the shore-end civil works that cable deployments require.
The landing point data for Hong Kong remains under compilation in this register. As station-level records are confirmed and added, the full picture of which systems land where within the territory will sharpen the analysis of both route diversity and any concentration risk at individual beach manholes or cable landing stations.