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Non-controlling interest (Details) - NIO AI Technology Limited Cayman Islands [Member] - CNY (¥) ¥ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] |  |
Equity interest held | 96.97% | 51.00%
Transactions with non-controlling interests | ¥ 184,085 |

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