144 0001980181 XXXXXXXX LIVE 0001743102 Jiayin Group Inc. 001-38806 18th Fl, Bldg No 1, Youyou Century Plaza 428 South Yanggao Road Shanghai F4 200122 86-21-6190-6826 Xu, Yifang Officer Director ADS Futu Securities International Hong Kong Ltd.

18 Bonham Strand West, Sheung Wan Hong Kong F4 999077

75160 473508 108100000 06/12/2023 NASDAQ Ordinary Shares represented by ADS 09/01/2019 Stock Option exercised and stock grants vested under Share Incentive Plan of 2019 Jiayin Group Inc. N 83000 09/01/2019 Stock Option exercise cost Ordinary Shares represented by ADS 09/01/2022 RSU exercised and stock grants vested under Share Incentive Plan of 2019 Jiayin Group Inc. N 400000 09/01/2022 RSU exercise cost Ordinary Shares represented by ADS 12/01/2022 RSU exercised and stock grants vested under Share Incentive Plan of 2019 Jiayin Group Inc. N 500000 12/01/2022 RSU exercise cost Ordinary Shares represented by ADS 06/01/2023 RSU exercised and stock grants vested under Share Incentive Plan of 2019 Jiayin Group Inc. N 250000 06/01/2023 RSU exercise cost Y 06/09/2023 /s/ Yifang Xu