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TAXATION - Narrative (Details) - CNY (¥) ¥ in Thousands | Jun. 30, 2021 | Dec. 31, 2020
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TAXATION |  |
Unrecognized tax benefits | ¥ 0 | ¥ 0

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- Definition Amount of interest expense accrued for an underpayment of income taxes. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 + Details
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