v3.25.2
Long-Term Investment and Fair Value Measurement (Details) - USD ($)
 6 Months Ended 12 Months Ended
Jun. 30, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Long-Term Investment and Fair Value Measurement [Line Items]        
Long-term investment $ 15,098,846 $ 15,098,846 $ 16,098,846  
Equity method investment at fair value option  
Shares issued, value 2,699,200   1,575,562  
Re-measurement Gain $ 12,539,960 6,431,088 $ 6,108,872
Impairment value   (1,000,000) (77,200) (520,821)
Investments   1,000,000  
Non-marketable investments   $ 2,600,000    
Voting rights description   Each Class A share of Libra is entitled to 1 vote while each Class B share of Libra is    
Ownership interest 97.27% 97.27%    
Temporary impairment $ 77,200 $ 77,200    
Fair value measured on a recurring basis    
Equity method investment amounted     77,200  
Impairment for two investments $ 1,520,821 1,520,821    
Voting rights, description Each Class A share of Libra is entitled to 1 vote while each Class B share of Libra is entitled to 10 votes.      
Fair value measured on assets and liabilities recurring basis    
Business Combination, Series of Individually Immaterial Business Combinations [Member]        
Long-Term Investment and Fair Value Measurement [Line Items]        
Voting interest 31.51% 31.51%    
Alzheon [Member]        
Long-Term Investment and Fair Value Measurement [Line Items]        
Long-term investment   $ 15,098,846 16,098,846  
Shares issued, value   $ 2,600,000    
Alzheon [Member] | Preferred Stock [Member]        
Long-Term Investment and Fair Value Measurement [Line Items]        
Shares issued (in Shares)   622,600    
Related Party [Member]        
Long-Term Investment and Fair Value Measurement [Line Items]        
Convertible note issued     15,100,000  
Due from related party 961  
Libra [Member]        
Long-Term Investment and Fair Value Measurement [Line Items]        
Ownership interest 97.27% 97.27%    
Temporary impairment   77,200  
Due from related party   961  
Alzheon, Inc. [Member]        
Long-Term Investment and Fair Value Measurement [Line Items]        
Long-term investment    
Alzheon, Inc. [Member] | Preferred Stock [Member]        
Long-Term Investment and Fair Value Measurement [Line Items]        
Shares issued (in Shares) 622,600      
Shares issued, value $ 2,600,000      
Previously Reported [Member]        
Long-Term Investment and Fair Value Measurement [Line Items]        
Impairment value   (1,000,000)   $ (500,000)
Convertible Notes Payable [Member]        
Long-Term Investment and Fair Value Measurement [Line Items]        
Non-marketable investments $ 2,600,000 $ 15,100,000    
Libra [Member] | Business Combination, Series of Individually Immaterial Business Combinations [Member]        
Long-Term Investment and Fair Value Measurement [Line Items]        
Voting interest 31.51% 31.51%