Quarterly report [Sections 13 or 15(d)]

Summary of Significant Accounting Policies (Details Narrative)

v3.26.1
Summary of Significant Accounting Policies (Details Narrative)
3 Months Ended
Mar. 31, 2026
USD ($)
Integer
Mar. 31, 2025
USD ($)
Mar. 31, 2026
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2025
CNY (¥)
Product Information [Line Items]          
Allowance for doubtful accounts $ 278,201     $ 278,201  
Number of Operating Segments | Integer 2        
Number of Reportable Segments | Integer 2        
Cash $ 6,012,717   ¥ 27,332 7,934,958 ¥ 26,552
Net loss 1,246,078 $ 1,251,378      
Accumulated deficit 32,496,155     $ 31,023,411  
Negative cash flow from operating activities 1,148,500 $ 1,220,049      
Cash equivalents and short-term investments $ 6,021,591        
Accounts Payable [Member] | Product Concentration Risk [Member] | Two Vendors [Member]          
Product Information [Line Items]          
Concentration risk percentage   98.00%