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ORGANIZATION AND BASIS OF PRESENTATION (Details) |  | 12 Months Ended |
--- | --- | --- | ---
Feb. 11, 2021 USD ($) $ / shares shares | Dec. 31, 2021 USD ($) | Dec. 31, 2022
ORGANIZATION AND BASIS OF PRESENTATION |  |  |
Net proceeds | $ |  | $ 149,411,950 |
IPO | American depositary shares |  |  |
ORGANIZATION AND BASIS OF PRESENTATION |  |  |
Share price (in USD per share) | $ / shares | $ 19.00 |  |
Shares issued (in shares) | shares | 8,457,100 |  |
Net proceeds | $ | $ 145,900,000 |  |
Number of ordinary shares represented by each ADS | 1.25 |  |
Underwriters' option | American depositary shares |  |  |
ORGANIZATION AND BASIS OF PRESENTATION |  |  |
Shares issued (in shares) | shares | 1,103,100 |  |
Adagene (Hong Kong) Limited |  |  |
ORGANIZATION AND BASIS OF PRESENTATION |  |  |
Percentage of legal ownership by the Company |  |  | 100.00%
Adagene Incorporated |  |  |
ORGANIZATION AND BASIS OF PRESENTATION |  |  |
Percentage of legal ownership by the Company |  |  | 100.00%
Adagene (Suzhou) Limited |  |  |
ORGANIZATION AND BASIS OF PRESENTATION |  |  |
Percentage of legal ownership by the Company |  |  | 100.00%
Adagene Australia PTY Ltd. |  |  |
ORGANIZATION AND BASIS OF PRESENTATION |  |  |
Percentage of legal ownership by the Company |  |  | 100.00%
Adagene PTE. Ltd. |  |  |
ORGANIZATION AND BASIS OF PRESENTATION |  |  |
Percentage of legal ownership by the Company |  |  | 100.00%
Adagene AG |  |  |
ORGANIZATION AND BASIS OF PRESENTATION |  |  |
Percentage of legal ownership by the Company |  |  | 100.00%
Adagene Project C1 PTE. Ltd. |  |  |
ORGANIZATION AND BASIS OF PRESENTATION |  |  |
Percentage of legal ownership by the Company |  |  | 100.00%

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