TRADE AND OTHER PAYABLES, DEPOSITS RECEIVED AND ACCRUED EXPENSES - Aging Analysis (Details) - CNY (¥) ¥ in Thousands	Jun. 30, 2026	Dec. 31, 2025
TRADE AND OTHER PAYABLES, DEPOSITS RECEIVED AND ACCRUED EXPENSES
Trade payables	¥ 243,563	¥ 163,000
Within 1 year
TRADE AND OTHER PAYABLES, DEPOSITS RECEIVED AND ACCRUED EXPENSES
Trade payables	234,824	154,930
More than 1 year
TRADE AND OTHER PAYABLES, DEPOSITS RECEIVED AND ACCRUED EXPENSES
Trade payables	¥ 8,739	¥ 8,070

The current amount of payment due to suppliers for goods and services used in entity's business. [Refer: Current liabilities; Trade payables]

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