v3.24.1.u1
SHARE-BASED COMPENSATION - Schedule of assumptions of share options granted (Details) - $ / shares
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
SHARE-BASED COMPENSATION    
Expected dividend yield 0.00% 0.00%
Options    
SHARE-BASED COMPENSATION    
Risk-free interest rate, Minimum 3.40% 3.71%
Risk-free interest rate, Maximum 4.79% 4.15%
Expected volatility, Minimum 54.06% 56.13%
Expected volatility, Maximum 54.48% 56.32%
Expected terms 10 years 10 years
Options | Minimum    
SHARE-BASED COMPENSATION    
Exercise multiple 2.20 2.20
Fair value of underlying ordinary share $ 5.91 $ 3.61
Options | Maximum    
SHARE-BASED COMPENSATION    
Exercise multiple 2.80 2.80
Fair value of underlying ordinary share $ 8.93 $ 4.11