v3.25.2
Summary of Principal Accounting Policies (Details) - USD ($)
 3 Months Ended 12 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Summary of Principal Accounting Policies [Line Items]      
Revenues $ 7,736,200 $ 8,691,600  
Contract liabilities 2,347,100   $ 2,095,500
Net losses (2,477,900) (1,935,700)  
Accumulated deficits (28,815,500)   $ (26,337,600)
Working capital 7,400,000    
Cash 6,800,000    
Deposited 6,800,000    
Bank accounts $ 100,000    
Customer Concentration Risk [Member] | Customers One [Member] | Accounts Receivable [Member]      
Summary of Principal Accounting Policies [Line Items]      
Accounts receivable percentage 24.90%   38.30%
Customer Concentration Risk [Member] | Customers Two [Member] | Accounts Receivable [Member]      
Summary of Principal Accounting Policies [Line Items]      
Accounts receivable percentage 10.60%   15.70%
Content licensing business [Member]      
Summary of Principal Accounting Policies [Line Items]      
Revenues $ 511,100