v3.25.1
Share-based Compensation - Schedule of options fair value assumptions (Details) - 2019 and 2020 Share Incentive Plan
12 Months Ended
Dec. 31, 2022
$ / shares
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]  
Exercise price (US$) $ 0.1
Fair value of the ordinary shares on the grant date (US$) $ 16.05
Risk-free interest rate 1.51%
Expected term (in years) 10 years
Expected dividend yield 0.00%
Expected volatility 48.00%