Financial Liabilities (Details) ¥ in Thousands, $ in Thousands |
Dec. 31, 2025
USD ($)
|
Dec. 31, 2025
CNY (¥)
|
Dec. 31, 2024
CNY (¥)
|
Sep. 30, 2022
USD ($)
|
Sep. 30, 2022
CNY (¥)
|
|---|---|---|---|---|---|
| Financial Liabilities [Line Items] | |||||
| Exchangeable note | $ 3,001 | ¥ 20,990 | ¥ 20,990 | ||
| Carrying amount | $ 3,567 | ¥ 24,949 | ¥ 20,990 | ||
| Exchangeable Note [Member] | |||||
| Financial Liabilities [Line Items] | |||||
| Interest rate | 90.00% | 90.00% | |||
| Investor B [Member] | |||||
| Financial Liabilities [Line Items] | |||||
| Exchangeable note | $ 2,800 | ¥ 20,128 | |||
| Investor B [Member] | Exchangeable Note [Member] | |||||
| Financial Liabilities [Line Items] | |||||
| Interest rate | 7.00% | 7.00% |