Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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Represents the carrying amount, as of the balance sheet date, of withholding tax amount.

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- Definition

Period during which qualified Software Enterprises receive a full exemption from PRC Enterprise Income Tax (EIT) starting from the first profitable calendar year.

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- Definition

Percentage of the statutory Enterprise Income Tax (EIT) applicable during the Software Enterprise reduced rate phase.

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Period during which qualified Software Enterprises receive a 50% reduction of Enterprise Income Tax (EIT) following the full exemption phase.

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Number of years in the required renewal cycle for High and New Technology Enterprises (HNTE) status.

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The monetary slab amount of assessable profits under the two-tiered profits tax regime, above which the higher statutory tax rate applies. For example, HK$2,000,000 is the limit for applying the reduced 8.25% rate; profits exceeding this threshold are taxed at 16.5%.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Preferential Enterprise income tax law rate applicable to enterprises qualifying for encouraged High and New Technology Enterprises (HNTE) status under PRC tax law.

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Taxation (Details) ¥ in Thousands, $ in Millions	12 Months Ended			72 Months Ended
Taxation (Details) ¥ in Thousands, $ in Millions	Dec. 31, 2025 HKD ($)	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2027	Dec. 31, 2025 CNY (¥)
Income Taxes [Line Items]
Taxable income tax rate (as precent)	25.00%	25.00%	25.00%
Cayman Islands
Income Taxes [Line Items]
Withholding tax \| ¥					¥ 0
Hong Kong, China
Income Taxes [Line Items]
Assessable profits slab amount \| $	$ 2
Hong Kong, China \| Profits up to slab HK$2 Million
Income Taxes [Line Items]
Taxable income tax rate (as precent)	8.25%
Hong Kong, China \| Profits exceeding slab HK$2 Million
Income Taxes [Line Items]
Taxable income tax rate (as precent)	16.50%
Chinese mainland
Income Taxes [Line Items]
Taxable income tax rate (as precent)	25.00%
Preferential tax rate (as precent)	15.00%
EIT, Software Enterprise, full exemption term (in years)	2 years
EIT, Software Enterprise, reduced rate (as precent)	50.00%
EIT Law Software Enterprise, reduced rate term (in years)	3 years
HNTE renewal status (in years)	3 years
Chinese mainland \| Yuanbao Shuke and Yuanbao Kechuang
Income Taxes [Line Items]
Preferential tax rate (as precent)				15.00%