SHARE-BASED COMPENSATION - Share-based compensation liability activity (Details) - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| SHARE-BASED COMPENSATION | ||
| Fair value at the beginning | $ 199,263 | $ 422,002 |
| Increase in additional paid-in-capital due to decrease in fair value of share-based compensation liability | (170,081) | (222,739) |
| Fair value at the end | $ 29,182 | $ 199,263 |