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TAXATION - Valuation Allowance (Details) - CNY (¥) ¥ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Movement of valuation allowance |  |  |
Balance at beginning of the year | ¥ 249,626 | ¥ 278,437 | ¥ 403,485
Allowance made during the year | 66,346 | 96,336 | 7,315
Decrease due to disposal/deregistration of subsidiaries | (2,408) | (65,639) | (23,595)
Reversals | (15,875) | (59,508) | (108,768)
Balance at end of the year | ¥ 297,689 | ¥ 249,626 | ¥ 278,437

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- Definition Amount of decrease in the valuation allowance due to disposal of subsidiaries. + References No definition available. + Details
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- Definition The amount of reversals in the period in the valuation allowance for a specified deferred tax asset. + References No definition available. + Details
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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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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