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Income Taxes (Details) - CNY (¥) ¥ in Millions | 6 Months Ended | 12 Months Ended | 24 Months Ended | 36 Months Ended
--- | --- | --- | --- | ---
Jun. 30, 2024 | Dec. 31, 2023 | Dec. 31, 2024 | Dec. 31, 2022 | Dec. 31, 2024 | Dec. 31, 2021
Income Taxes [Line Items] |  |  |  |  |  |
Annual taxable income percentage |  |  |  |  |  | 50.00%
Income tax reduced rate |  |  |  |  |  | 20.00%
Cumulative tax effect, percentage | 25.00% | 25.00% |  |  |  |
PRC [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Income tax EIT rate percentage | 25.00% |  |  |  |  |
Annual taxable income (in Yuan Renminbi) |  |  |  | ¥ 1 |  | ¥ 1
Annual taxable income percentage |  |  |  | 12.50% |  | 25.00%
Income tax reduced rate |  |  |  | 20.00% |  | 20.00%
Minimum [Member] | PRC [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Annual taxable income (in Yuan Renminbi) |  |  |  |  |  | ¥ 1
Maximum [Member] | PRC [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Annual taxable income (in Yuan Renminbi) |  |  |  |  |  | ¥ 3
Forecast [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Income tax reduced rate |  |  |  |  | 20.00% |
Forecast [Member] | Minimum [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Annual taxable income (in Yuan Renminbi) |  |  |  |  | ¥ 1 |
Forecast [Member] | Maximum [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Annual taxable income (in Yuan Renminbi) |  |  |  |  | ¥ 3 |
Forecast [Member] | Latest Tax Year [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Annual taxable income percentage |  |  |  |  | 25.00% |
Forecast [Member] | Latest Tax Year [Member] | PRC [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Annual taxable income (in Yuan Renminbi) |  |  | ¥ 1 |  |  |
Annual taxable income percentage |  |  | 25.00% |  |  |
Income tax reduced rate |  |  | 20.00% |  |  |

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