Operating Segment Information - Schedule of Non-Current Assets (Details) ¥ in Thousands, $ in Thousands |
Dec. 31, 2025
CNY (¥)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2024
CNY (¥)
|
Dec. 31, 2023
CNY (¥)
|
|---|---|---|---|---|
| Schedule of Non-Current Assets [Line Items] | ||||
| Total non-current assets | ¥ 982,757 | $ 140,532 | ¥ 1,095,832 | ¥ 1,091,422 |
| Chinese mainland [Member] | ||||
| Schedule of Non-Current Assets [Line Items] | ||||
| Total non-current assets | 978,233 | 139,885 | 1,090,914 | 1,088,733 |
| United States [Member] | ||||
| Schedule of Non-Current Assets [Line Items] | ||||
| Total non-current assets | 4,489 | 642 | 4,474 | 2,665 |
| Others [Member] | ||||
| Schedule of Non-Current Assets [Line Items] | ||||
| Total non-current assets | ¥ 35 | $ 5 | ¥ 444 | ¥ 24 |