Taxation - Deferred tax assets (Details) - CNY (¥) ¥ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|---|---|---|---|
| Taxation | |||
| Net operating tax loss carry forwards | ¥ 838,277 | ¥ 841,217 | |
| Advertising and promotion expenses in excess of deduction limit | 299,261 | 272,138 | |
| Provision of allowance for expected credit losses | 28,629 | 37,896 | |
| Payroll and expense accrued | 5,380 | 6,737 | |
| Less: valuation allowance | (1,171,547) | (1,157,988) | ¥ (1,030,634) |
| Total deferred tax assets, net | 0 | 0 | |
| Deferred tax liabilities: | |||
| Acquired intangible assets | 1,815 | 6,830 | |
| Unrealized fair value gains for long-term investments | 25,359 | ||
| Total deferred tax liabilities | ¥ 27,174 | ¥ 6,830 |
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- Definition Amount of deferred tax liability attributable to taxable temporary differences. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary difference from allowance for credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from intangible assets including goodwill. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from advertising and promotion expenses in excess of deduction limit. No definition available.
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from unrealized fair value gains on long term investments. No definition available.
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