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Hainan underwater data center

Sector: Commercial • Location: Hainan, China

Source: World Bank Group

Project
Active

The project entails the construction of an underwater data center in the coast of the Hainan Free Trade Port, China. It consists of 100 data cabins, each of which contains racks of servers, connected to the land by power and data cables, and using the Hainan’s nuclear power for low-emission electricity. In May 2021, the city of Hainan announced that the data center was included in its Five-Year P

Status
Prospective
Sector
Commercial, Data Center, Nuclear, Manufacturing (Industrial), Oil and Gas, Power Generation (CCGT), Seaport, Telecommunications, Advanced Electronics, Government
Location
Hainan, China
Updated
22 Jul 2026
Source
World Bank Group

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Project Information

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The project “Hainan underwater data center” is an infrastructure initiative in the Commercial sector, located in Hainan, China. Taiyo aggregates data on it from World Bank Group.

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Sponsoring Agency

Status

Original status

Active

Taiyo status

Prospective

Taiyo last update

2026-07-22

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Description

Description

The project entails the construction of an underwater data center in the coast of the Hainan Free Trade Port, China. It consists of 100 data cabins, each of which contains racks of servers, connected to the land by power and data cables, and using the Hainan’s nuclear power for low-emission electricity. In May 2021, the city of Hainan announced that the data center was included in its Five-Year Plan - the instrument by which every part of the Chinese state is organized. The sponsor is Beijing-based company Highlander, and Chinese marine firm Offshore Oil Engineering Company (COOEC) is responsible for the design, procurement, manufacturing, testing, land transportation and ship-fixing. The project is implemented under the Hainan Subsea Data Centre Demonstration Project, backed by Sanya City, Highlander and its subsidiary Hi-Cloud, in conjunction with the Hainan Provincial State-owned Assets Supervision and Administration Commission. The total investment value is $883.34 million (5.6 billion yuan) and the construction started on 18 February, 2022. https://www.datacenterdynamics.com/en/news/work-begins-on-chinese-underwater-data-center/ https://www.datacenterdynamics.com/en/news/chinas-highlander-signs-up-to-build-commercial-underwater-data-center-on-hainan-island/ https://www.datacenterdynamics.com/en/news/four-chinese-authorities-back-underwater-data-centers/ https://global.chinadaily.com.cn/a/202112/28/WS61ca6684a310cdd39bc7dcc4.html

Original sector

Information and communication technology (ICT)

Budget

Location

Country

China

State

Hainan

Source

Source

World Bank Group

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Record type

Project

Sector

Commercial, Data Center, Nuclear, Manufacturing (Industrial), Oil and Gas, Power Generation (CCGT), Seaport, Telecommunications, Advanced Electronics, Government

Article published date

2024-05-21

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