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v3.25.1

Convertible notes payable (Tables) | 12 Months Ended
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Dec. 31, 2024
Debt Disclosure [Abstract] |
Convertible debt | The following is a summary of the Company’s convertible notes payable and its fair values as of December 31, 2023 and 2024.
|  |  |  |  |  |  | Fair Value
| Principal amount |  | Unamortized debt issuance costs |  | Net carrying amount |  | Amount |  | Leveling
| RMB |  | RMB |  | RMB |  | RMB |  |
As of December 31, 2023 | 461,494 |  |  | (5,793) |  |  | 455,701 |  |  | 396,884 |  |  | Level 3
As of December 31, 2024 | 474,455 |  |  | (3,845) |  |  | 470,610 |  |  | 481,754 |  |  | Level 3

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- Definition Tabular disclosure of convertible debt instrument. Includes, but is not limited to, principal amount and amortized premium or discount. + References No definition available. + Details
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- References No definition available. + Details
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