Cash and cash equivalents - Schedule of Detailed Information of Cash and Cash Equivalents (Details) ¥ in Thousands, $ in Thousands |
Jun. 30, 2026
CNY (¥)
|
Jun. 30, 2026
USD ($)
|
Dec. 31, 2025
CNY (¥)
|
|---|---|---|---|
| Cash and cash equivalents - Schedule of Detailed Information of Cash and Cash Equivalents (Details) [Line Items] | |||
| Cash and cash equivalents | ¥ 77,233 | $ 11,383 | ¥ 81,154 |
| Aggregate continuing and discontinued operations [Member] | |||
| Cash and cash equivalents - Schedule of Detailed Information of Cash and Cash Equivalents (Details) [Line Items] | |||
| Cash on hand and at banks | 75,978 | 80,346 | |
| Deposits held at licensed payment platforms | 1,255 | 1,877 | |
| Cash and cash equivalents | 77,233 | 82,223 | |
| Disposal groups classified as held for sale [Member] | |||
| Cash and cash equivalents - Schedule of Detailed Information of Cash and Cash Equivalents (Details) [Line Items] | |||
| Cash and cash equivalents | ¥ 0 | ¥ 1,069 |