Borrowings (Details) - CNY (¥) ¥ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Borrowings | ||
| Borrowings, interest rate | 3.00% | 3.00% |
| Banking facility (in Yuan Renminbi) | ¥ 416.0 | ¥ 125.0 |
| Within 1 year [Member] | Bottom of range [member] | ||
| Borrowings | ||
| Borrowings, interest rate | 3.00% | 4.20% |
| Within 1 year [Member] | Top of range [member] | ||
| Borrowings | ||
| Borrowings, interest rate | 6.50% | 6.20% |
| Borrowings Due on July 2026 [Member] | Lpreightybp [Member] | ||
| Borrowings | ||
| Borrowings maturity | July 2026 | |
| Borrowings Due on August 2026 [Member] | Lpreightybp [Member] | ||
| Borrowings | ||
| Borrowings partially repayable date | Feb. 28, 2025 | |
| Borrowings Due on January 2026 [Member] | Lpreightybp [Member] | ||
| Borrowings | ||
| Borrowings partially repayable date | Dec. 31, 2025 | |
| Borrowings Due on January 2027 [Member] | Lpreightybp [Member] | ||
| Borrowings | ||
| Borrowings partially repayable date | Jan. 31, 2025 |