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v3.26.1

TAXATION - Current and deferred components of the income tax expense (benefit) (Details) | 12 Months Ended
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Dec. 31, 2025 CNY (¥) | Dec. 31, 2025 USD ($) | Dec. 31, 2024 CNY (¥) | Dec. 31, 2023 CNY (¥)
Current tax expense (benefit) |  |  |  |
PRC | ¥ 700 | $ 100 | ¥ (2,183,000) | ¥ 404,000
Current Income Tax Expense (Benefit), Total | 14,072,000 | 2,012,000 | (2,269,000) | (7,014,000)
Deferred tax benefit |  |  |  |
PRC | (6,335,000) | (906,000) | (15,851,000) | (16,135,000)
Non PRC | (1,673,000) | (239,000) | 615,000 | (1,424,000)
Deferred Income Tax Expense (Benefit), Total | (8,008,000) | (1,145,000) | (15,236,000) | (17,559,000)
Income tax expense | 6,064,000 | 867,000 | (17,505,000) | (24,573,000)
PRC |  |  |  |
Current tax expense (benefit) |  |  |  |
Current Income Tax Expense (Benefit), Total | 13,875,000 | 1,984,000 | (1,127,000) | (8,179,000)
Non PRC |  |  |  |
Current tax expense (benefit) |  |  |  |
Current Income Tax Expense (Benefit), Total | ¥ 197,000 | $ 28,000 | ¥ (1,142,000) | ¥ 1,165,000

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