v3.26.1
FAIR VALUE MEASUREMENT - Measured at fair value on a recurring basis (Details) - USD ($)
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Risk free interest rate, minimum 3.50% 15.00%
Risk free interest rate, maximum 4.50% 20.00%
Financial instruments held, at fair value $ 85,541,628 $ 75,547,082
Long-term available-for-sale investments 6,617,773 4,410,382
Fair value assets transferred from level 1 to level 2 0 0
Fair value assets transferred from level 2 to level 1 0 0
Fair value liabilities transferred from level 1 to level 2 0 0
Fair value liabilities transferred from level 2 to level 1 0 0
Fair value assets transferred into level 3 0 0
Fair value assets transferred out of level 3 0 0
Fair value liabilities transferred into level 3 0 0
Fair value liabilities transferred out of level 3 0 0
Other Comprehensive Income (Loss)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Net unrealized gain 2,207,391 343,892
Other Income    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Net unrealized gain 400,432 257,065
Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Crypto assets held 4,339,298  
Long-term available-for-sale investments 6,617,773 4,410,382
Total 167,838,016 83,980,646
Recurring | Funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Financial instruments held, at fair value 12,719,860 18,153,978
Cash and cash equivalents 71,339,317 4,023,182
Recurring | Bonds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Financial instruments held, at fair value 69,492,657 54,418,366
Recurring | Stocks    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Financial instruments held, at fair value 3,329,111 2,270,679
Recurring | Others    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Financial instruments held, at fair value   704,059
Recurring | Quoted prices in active markets for identical instruments (Level 1)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Crypto assets held 4,339,298  
Total 149,341,472 64,107,383
Recurring | Quoted prices in active markets for identical instruments (Level 1) | Funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Financial instruments held, at fair value 841,089 2,691,097
Cash and cash equivalents 71,339,317 4,023,182
Recurring | Quoted prices in active markets for identical instruments (Level 1) | Bonds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Financial instruments held, at fair value 69,492,657 54,418,366
Recurring | Quoted prices in active markets for identical instruments (Level 1) | Stocks    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Financial instruments held, at fair value 3,329,111 2,270,679
Recurring | Quoted prices in active markets for identical instruments (Level 1) | Others    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Financial instruments held, at fair value   704,059
Recurring | Significant other observable inputs (Level 2)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total 8,586,698 11,770,376
Recurring | Significant other observable inputs (Level 2) | Funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Financial instruments held, at fair value 8,586,698 11,770,376
Recurring | Significant unobservable inputs (level 3)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term available-for-sale investments 6,617,773 4,410,382
Total 9,909,846 8,102,887
Recurring | Significant unobservable inputs (level 3) | Funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Financial instruments held, at fair value $ 3,292,073 $ 3,692,505