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INCOME TAX EXPENSE (Details) - USD ($)
12 Months Ended 108 Months Ended
Jan. 01, 2008
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2023
Income tax rate (as a percent)   25.00% 25.00% 25.00%  
Net operating losses   $ 50,742,841      
Provision for income taxes   $ 459,055 $ 1,701,613    
PRC          
Income tax rate (as a percent) 25.00%        
Dividends withholding tax rate   10.00%      
Net operating losses   $ 17,886,069      
PRC | TASE          
Preferential tax rate (as a percent) 15.00%        
Effective period of TASE certificate (in years) 3 years        
PRC | TASE | Adagene (Suzhou) Limited          
Preferential tax rate (as a percent)         15.00%
Hong Kong          
Income tax rate (as a percent)     16.50% 16.50%  
Net operating losses   5,445,071      
Withholding tax     $ 0    
Hong Kong | Adagene (Hong Kong) Limited          
Assessable profits or earnings     0 $ 0  
Provision for income taxes   $ 0 0 0  
Australia          
Income tax rate (as a percent)   30.00%      
Dividends withholding tax rate   30.00%      
Net operating losses   $ 7,511,343      
Australia | Adagene Australia PTY Ltd.          
Taxable Income   0 0 0  
Provision for income taxes   $ 0 $ 0 $ 0  
United States          
Dividends withholding tax rate   30.00%      
Net operating losses   $ 10,807,828      
State income tax rate (as a percent)   21.00%      
California          
State income tax rate (as a percent)   8.84%      
SWITZERLAND          
Income tax rate (as a percent)   8.50%      
Dividends withholding tax rate   35.00%      
Net operating losses   $ 8,272,007      
SWITZERLAND | Adagene AG          
Income tax rate (as a percent)   6.50%      
Capital tax rate for Canton of Basel   0.10%      
SINGAPORE          
Net operating losses   $ 820,523