Current state
| Status | Under construction |
| Design | VVER-1200 (PWR) |
| Net capacity | 1,110 MWe |
| Country | China |
| Vendor | Rosatom |
| Owner / operator | CNNC & Datang |
| Construction start | 2021-07-28 |
| Original COD target | — |
| Current COD estimate | 2027 |
| Schedule slippage | — |
Notes
Verified 2026-09-28: four-year modular program completed Dec 2025 (WNN/CNNC). Hot functional tests completed Jun 2026 (WNN relay of CNNC, single origin) — noted, not asserted. Unit 3 first concrete 2021-07-28; grid connection 2027 per WNA table.
Milestone log
- 2021-07-28 — Construction start (first concrete) (source)
- 2026-06-16 — Listed as under construction in the WNA world table, grid connection estimated 2027 (source)
- 2025-12-01 — Modular construction of large components completed for Xudabao phase II (final passive water tank module installed in unit 4) (source)
The milestone log is append-only: corrections are recorded as new entries, never rewrites. Full history via /api/v1/changes.
NNN coverage
On the VVER-1200 design
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- Vietnam picks Rosatom for Ninh Thuan 1, Korea closes on Ninh Thuan 2 2026-09-13
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- Rosatom signs EPC contract for Kazakhstan's first nuclear plant 2026-09-04
- The 6 nuclear stories that mattered this week 2026-08-29