Current state
| Status | Commissioning |
| Design | ACP100 (Linglong One) (PWR, SMR) |
| Net capacity | 125 MWe |
| Country | China |
| Vendor | CNNC |
| Owner / operator | CNNC Hainan Nuclear Power |
| Construction start | 2021-07-13 |
| Original COD target | 2026 |
| Current COD estimate | 2026 |
| Schedule slippage | 0 years |
Notes
World's first land-based commercial SMR; commercial operation targeted H1 2026. Major NNN story on grid connection.
Milestone log
- 2021-07-13 — First concrete — world's first onshore commercial SMR construction start (source)
- 2025-10-15 — Cold functional testing completed (source)
- 2025-12-23 — Non-nuclear turbine test run passed on first attempt (source)
The milestone log is append-only: corrections are recorded as new entries, never rewrites. Full history via /api/v1/changes.