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CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) ¥ in Thousands | 12 Months Ended
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Dec. 31, 2020 CNY (¥)
Statement Of Cash Flows [Abstract] |
Disposal of a subsidiary, net of cash disposed | ¥ 7,606
Net proceeds from issuance of ordinary shares, net of issuance cost | ¥ 30,234

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- Definition Disposal of subsidiary net of cash disposed. + References No definition available. + Details
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- Definition Net proceeds from issuance of ordinary shares net of issuance cost. + References No definition available. + Details
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Namespace Prefix: | jfin_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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Period Type: | duration