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v3.20.1

RELATED PARTY TRANSACTIONS - Summary of transactions with and amounts due from and due to related parties (Detail) ¥ in Thousands, $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 CNY (¥) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 CNY (¥) | Dec. 31, 2017 CNY (¥) | Dec. 31, 2016 CNY (¥) | Dec. 31, 2019 USD ($)
Related Party Transaction [Line Items] |  |  |  |  |  |
Services provided by related parties | ¥ 106,348 |  | ¥ 133,165 | ¥ 255,122 |  |
Services provided to related parties | 1,761 |  | 0 | 0 |  |
Loans to related parties | 123,947 | $ 17,804 | 11,550 |  |  |
Loans from related parties | 230 | $ 33 | 70,765 | 13,876 |  |
Amounts due from related parties |  |  |  |  |  |
Amounts due from related parties | 130,722 |  |  |  |  | $ 18,777
Amounts due to related parties |  |  |  |  |  |
Amounts due to related parties | 872 |  | 84,509 |  |  | $ 125
Shanghai Jiayin Zhuoyue Wealth Management Co., Ltd |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Services provided by related parties | 81,206 |  | 77,984 | 106,256 |  |
Amounts due to related parties |  |  |  |  |  |
Amounts due to related parties | 722 |  | 8,199 |  |  |
Shanghai Shilupan Technology Co., Ltd. |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Services provided by related parties | 7,863 |  | 17,202 |  |  |
Amounts due to related parties |  |  |  |  |  |
Amounts due to related parties |  |  | 2,076 |  |  |
Shanghai Jiayin Finance Services Co., Ltd |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Services provided by related parties | 8,280 |  | 13,806 |  |  |
Loans to related parties | 909 |  |  |  |  |
Amounts due to related parties |  |  |  |  |  |
Amounts due to related parties | 150 |  |  |  |  |
Jiayin Credit Investigation Service Co., Ltd |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Services provided by related parties | 196 |  | 10,513 |  | ¥ 2,420 |
Loans from related parties | 80 |  | 70,765 | 13,876 |  |
Amounts due from related parties |  |  |  |  |  |
Amounts due from related parties | 131 |  |  |  |  |
Amounts due to related parties |  |  |  |  |  |
Amounts due to related parties |  |  | 70,399 |  |  |
Kailiantong Payment Service Co., Ltd. |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Services provided by related parties | 2,255 |  | 8,065 |  |  |
Services provided to related parties | 1,761 |  |  |  |  |
Amounts due from related parties |  |  |  |  |  |
Amounts due from related parties | 1,564 |  |  |  |  |
Amounts due to related parties |  |  |  |  |  |
Amounts due to related parties |  |  | 3,835 |  |  |
Jirongyun (Shanghai) Enterprise Development Co., Ltd. |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Loans to related parties |  |  | 3,850 |  |  |
Jiayin (Shanghai) Finance Information Service Co., Ltd |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Services provided by related parties | 6,548 |  | 2,459 | 146,446 |  |
Shanghai Jiajie Assets Management Co., Ltd |  |  |  |  |  |
Amounts due from related parties |  |  |  |  |  |
Amounts due from related parties | 599 |  |  |  |  |
Shanghai Niwodai Finance Information Service Co., Ltd |  |  |  |  |  |
Amounts due from related parties |  |  |  |  |  |
Amounts due from related parties | 124,862 |  |  |  |  |
China Smartpay Group Holdings Limited |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Loans to related parties | 119,924 |  |  |  |  |
Amounts due from related parties |  |  |  |  |  |
Amounts due from related parties | 1,050 |  |  |  |  |
GAYANG (Hong Kong) Co., Limited |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Loans to related parties | 1,716 |  |  |  |  |
Amounts due from related parties |  |  |  |  |  |
Amounts due from related parties | 800 |  |  |  |  |
SG Fintech Joint Stock Company |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Loans to related parties | 598 |  |  |  |  |
Amounts due from related parties |  |  |  |  |  |
Amounts due from related parties | 1,716 |  |  |  |  |
Geerong Yun (Shanghai) Enterprise Development Co., Ltd. |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Services provided by related parties | 0 |  | 3,136 | ¥ 0 |  |
Jiayin Financial Leasing (Shanghai) Co., Ltd |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Loans from related parties | 150 |  |  |  |  |
Shanghai Jiajie Asset Management Co., Ltd |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Loans to related parties | ¥ 800 |  | ¥ 7,700 |  |  |

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