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v3.25.1

Non-controlling interests - Additional information (Details) ¥ in Thousands, $ in Thousands |  |  | 1 Months Ended | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Jul. 31, 2024 CNY (¥) | Jan. 30, 2022 CNY (¥) | Jan. 31, 2022 CNY (¥) | Oct. 31, 2021 CNY (¥) | Dec. 31, 2024 CNY (¥) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 CNY (¥) | Dec. 31, 2022 CNY (¥) | Jun. 30, 2024 | Jan. 31, 2024 | Jan. 30, 2024 | Dec. 31, 2021 CNY (¥)
Non-controlling interests |  |  |  |  |  |  |  |  |  |  |  |
Accretion of redeemable noncontrolling interests |  |  |  |  | ¥ 0 | $ 0 | ¥ 0 | ¥ (714) |  |  |  |
Redeemable non-controlling interests |  |  |  |  |  |  |  | ¥ 0 |  |  |  | ¥ 30,500
Suzhou Photon-Matrix |  |  |  |  |  |  |  |  |  |  |  |
Non-controlling interests |  |  |  |  |  |  |  |  |  |  |  |
Accretion of redeemable noncontrolling interests |  |  |  | ¥ 30,000 |  |  |  |  |  |  |  |
Percentage of equity interest |  |  |  | 10.71% |  |  |  |  |  |  |  |
Redeemable non-controlling interest period |  |  | 7 years |  |  |  |  |  |  |  |  |
Suzhou Photon-Matrix | Minimum |  |  |  |  |  |  |  |  |  |  |  |
Non-controlling interests |  |  |  |  |  |  |  |  |  |  |  |
Percentage of equity interest |  |  | 49.17% |  |  |  |  |  |  |  |  |
Suzhou Photon-Matrix | Maximum |  |  |  |  |  |  |  |  |  |  |  |
Non-controlling interests |  |  |  |  |  |  |  |  |  |  |  |
Percentage of equity interest |  |  | 57.03% |  |  |  |  |  |  |  |  |
Hubei ECARX | Suzhou Photon-Matrix |  |  |  |  |  |  |  |  |  |  |  |
Non-controlling interests |  |  |  |  |  |  |  |  |  |  |  |
Equity interest percentage | 0.69% |  |  |  | 13.10% | 13.10% |  |  |  | 13.10% |  |
Suzhou Photon-Matrix |  |  |  |  |  |  |  |  |  |  |  |
Non-controlling interests |  |  |  |  |  |  |  |  |  |  |  |
Accretion of redeemable noncontrolling interests |  |  | ¥ 10,000 |  |  |  |  |  |  |  |  |
Percentage of equity interest |  |  | 3.45% |  |  |  |  |  |  |  |  |
Percentage of redeemable noncontrolling interest per annum |  |  | 10.00% |  |  |  |  |  |  |  |  |
Ownership interest |  |  |  |  |  |  |  |  |  | 62.27% | 49.17% |
Group |  |  |  |  |  |  |  |  |  |  |  |
Non-controlling interests |  |  |  |  |  |  |  |  |  |  |  |
Noncontrolling Interest, decrease from deconsolidation | ¥ 2,403 | ¥ 7,178 |  |  |  |  |  |  |  |  |  |
Group | Suzhou Photon-Matrix |  |  |  |  |  |  |  |  |  |  |  |
Non-controlling interests |  |  |  |  |  |  |  |  |  |  |  |
Non-redeemable non-controlling interest percentage |  |  |  |  |  |  |  |  |  | 37.73% |  |
Group | JICA |  |  |  |  |  |  |  |  |  |  |  |
Non-controlling interests |  |  |  |  |  |  |  |  |  |  |  |
Ownership interest |  |  |  |  |  |  |  |  | 70.00% |  |  |
Non-redeemable non-controlling interest percentage |  |  |  |  |  |  |  |  | 30.00% |  |  |

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