Frontier AI datacentre
VNET Bayin Ulanqab
221 MW
Epoch AI Frontier Data Centers (CC BY 4.0)As of 14 Oct 2026Source700 MW
Epoch AI Frontier Data Centers (CC BY 4.0)As of 14 Oct 2026SourceVNET Bayin Ulanqab among the largest sites in China
| Site | Owner | Users | Country | Online now | Planned | Planned date |
|---|---|---|---|---|---|---|
| VNET Bayin Ulanqab | VNET | ByteDance | China | 221 MWEpoch AI Frontier Data Centers (CC BY 4.0)As of 14 Oct 2026Source | 700 MWEpoch AI Frontier Data Centers (CC BY 4.0)As of 14 Oct 2026Source | 1 Sep 2027 |
| Huawei Wuhu | Huawei | Not stated | China | 157 MWEpoch AI Frontier Data Centers (CC BY 4.0)As of 14 Oct 2026Source | 457 MWEpoch AI Frontier Data Centers (CC BY 4.0)As of 14 Oct 2026Source | 1 Dec 2027 |
| Huawei Horinger | Huawei | Not stated | China | 184 MWEpoch AI Frontier Data Centers (CC BY 4.0)As of 14 Oct 2026Source | 346 MWEpoch AI Frontier Data Centers (CC BY 4.0)As of 14 Oct 2026Source | 14 Feb 2028 |
| Alibaba Zhangbei | Alibaba | Alibaba | China | 169 MWEpoch AI Frontier Data Centers (CC BY 4.0)As of 14 Oct 2026Source | 169 MWEpoch AI Frontier Data Centers (CC BY 4.0)As of 14 Oct 2026Source | 3 Jan 2026 |
Site details
- Owner
- VNET
- Users
- ByteDance
- Country
- China
- IT power online now
- estimate at 6 May 2026
221 MW
Epoch AI Frontier Data Centers (CC BY 4.0)As of 14 Oct 2026Source - Largest planned IT power
700 MW
Epoch AI Frontier Data Centers (CC BY 4.0)As of 14 Oct 2026Source- Planned date
- 1 Sep 2027
Latest construction note
Satellite imagery shows building 9 has completed all its chillers, with only its roof remaining. Previous building completion timelines would imply this building will be operational by the end of 2026.
Note from Epoch AI, Frontier Data Centers (epoch.ai/data/data-centers) (CC BY 4.0).
Questions
Who owns VNET Bayin Ulanqab?
Epoch AI's register lists VNET as the owner of VNET Bayin Ulanqab, in China.
Who uses VNET Bayin Ulanqab?
The register lists ByteDance as the users of the site.
How much power does VNET Bayin Ulanqab have?
221 MW of IT power was online at the latest estimate in the register, against 700 MW planned, 32% of the plan (calculated). Snapshot of 14 Oct 2026.
When will VNET Bayin Ulanqab be finished?
Epoch AI's timeline puts the site's largest planned IT power, 700 MW, at Sep 2027. Timelines are estimates and change as construction progresses.
Where does this datacentre data come from?
Epoch AI's Frontier Data Centers register (CC BY 4.0), which estimates each site's IT power over time from satellite imagery, permits and company statements. Figures are estimates, not company specifications.
Updated 14 Oct 2026. Source: Epoch AI, Frontier Data Centers (epoch.ai/data/data-centers) (CC BY 4.0). Estimates, not company specifications. Methodology: Pipeline Tracker. Not investment advice.
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