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STOCK BASED COMPENSATION - Stock-based activities (Details) - ADSs - $ / shares	6 Months Ended		12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
ADS Underlying Options
Number of options outstanding at beginning of period	1,440,664
Number of options outstanding at end of period	1,108,159		1,440,664
Weighted Average Exercise Price
Outstanding at beginning of the period	$ 16.8
Outstanding at the end of the period	$ 21.92		$ 16.8
Amended plan
ADS Underlying Options
Number of options outstanding at beginning of period	55,541
Granted	124,514	0
Number of options outstanding at end of period	180,055		55,541
Exercisable options (in shares)	2,043
Weighted Average Exercise Price
Outstanding at beginning of the period	$ 150.47
Granted	9.07
Outstanding at the end of the period	52.69		$ 150.47
Exercisable options (in dollars per share)	$ 2,576.66
Weighted Average Contractual Terms
Contractual term (in years)	9 years 3 months 18 days		9 years 9 months 3 days
Exercisable options (in years)	7 years 10 months 17 days

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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Gross number of share options (or share units) granted during the period.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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