CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Parenthetical) - CNY (¥)	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
Other comprehensive income (loss), tax portion	¥ 0	¥ 0	¥ 0

Amount of tax expense (benefit) allocated to other comprehensive income (loss).

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