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China Unicom data centres
As of 16 October 2026, the Data Centre Register lists 22 data centres operated by China Unicom in 2 markets, with 390 MW of live IT capacity and 113 MW in the pipeline (9 MW under construction, 104 MW committed and 0 MW at an early stage).
Markets
Capacity by stage
| Stage | Sites | IT capacity |
|---|---|---|
| Live | 22 | 390 MW |
| Under construction | 0 | 9 MW |
| Committed | 0 | 104 MW |
| Early stage | 0 | 0 MW |
| Land banked | 0 | – |
| No capacity listed | 0 | – |
A site counts in the most advanced stage that has capacity listed. Pipeline is under construction, committed and early stage together.
Cities
| City | Sites | Live MW | Pipeline MW |
|---|---|---|---|
| Pudong | 3 | 86 | 27 |
| Dayi County | 1 | 11 | 68 |
| Zhangjiakou | 1 | 55 | 0 |
| Huangpu District | 4 | 54 | 0 |
| Shuangliu District | 1 | 50 | 0 |
| Sai Kung District | 1 | 24 | 0 |
Types of data centre
China Unicom has 21 colocation and 1 self-build data centres in the register. By category: Wholesale (17), Retail (3), Build-to-suit (1), Self-build Network & Telco (1). Ready-for-service years listed run from 2002 to 2024.
See every China Unicom site on the map
The register has a record for each of these 22 sites: operator, address, coordinates, capacity by stage, ready-for-service year and sources. Sign in with Google for a free account: 5 full site records and 100 sites in lists a day. Pro (US$49 a month) opens 300 records a day, full query lists and Ask AI.
Frequently asked questions
- How many data centres does China Unicom operate?
- The Data Centre Register lists 22 data centres for China Unicom as of 16 October 2026: 22 live, 0 under construction, 0 committed and 0 at an early stage.
- What is China Unicom's data centre capacity?
- China Unicom has 390 MW of live data centre IT capacity listed, plus 113 MW in the pipeline, for 502 MW in total.
- Where does China Unicom have data centres?
- China Unicom's largest markets by IT capacity are China and Hong Kong.
- Where does this data come from?
- The Data Centre Register at globaldcwiki.com is built from a register of data centre sites. Every proposed change is checked against outside sources and accepted by an admin before it appears. Figures were last updated on 16 October 2026.
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Last updated 16 October 2026. Cite as: Data Centre Register, "China Unicom data centres", https://www.globaldcwiki.com/operators/china-unicom.