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Ordinary shares with preference rights (Details) ¥ / shares in Units, ¥ in Thousands |  |  |  | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Dec. 30, 2021 shares | Mar. 28, 2019 CNY (¥) shares | Dec. 22, 2015 CNY (¥) ¥ / shares shares | Dec. 31, 2023 ¥ / shares shares | Dec. 31, 2022 shares
Ordinary shares with preference rights |  |  |  |  |
Outstanding shares |  |  |  | 5,621,490,964 | 1,218,621,800
Series Seed Preferred Shares |  |  |  |  |
Ordinary shares with preference rights |  |  |  |  |
Shares issued | 57,541,800 |  | 111,110,000 |  |
Cash consideration received | ¥ |  |  | ¥ 20,000,000 |  |
Cash consideration received (in RMB per share) | ¥ / shares |  |  | ¥ 0.18 |  |
Dividends declared on preferred shares | ¥ / shares |  |  |  | ¥ 0 |
Dividends declared on ordinary shares | ¥ / shares |  |  |  | ¥ 0 |
Conversion ratio |  |  |  | 1 |
Compounded interest rate on redemption (in percent) |  |  |  | 10.00% |
Liquidation preference, percentage of original issue price entitled (in percent) |  |  |  | 100.00% |
Liquidation preference, percentage of simple interest accrued thereon entitled (in percent) |  |  |  | 6.00% |
Number of shares re-designated to Series C2 Preferred Shares (in shares) |  | 53,568,200 |  |  |
Outstanding shares |  |  |  | 0 |
Series C2 Preferred Shares |  |  |  |  |
Ordinary shares with preference rights |  |  |  |  |
Shares issued | 372,859,000 |  |  |  |
Number of shares re-designated from Series Seed Preferred Shares (in shares) |  | 53,568,200 |  |  |
Total consideration on transfer of shares to certain new investor | ¥ |  | ¥ 50,000,000 |  |  |

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