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Convertible notes payable (Details Narrative)
¥ in Millions
1 Months Ended
Nov. 30, 2025
USD ($)
Jan. 31, 2025
USD ($)
Oct. 31, 2024
USD ($)
Jul. 31, 2024
USD ($)
Dec. 31, 2025
USD ($)
shares
Dec. 31, 2025
CNY (¥)
shares
Convertible notes payable            
Principal amount of notes payable $ 1,095,000 $ 550,000 $ 162,500 $ 1,123,750    
Investor legal fee     5,000 10,000    
Common stock share issued | shares         34,564,920,000 34,564,920,000
Principal amount of issued share         $ 2,600,000  
Notes balance | ¥           ¥ 5.4
Consideration amount 1,000,000 500,000 150,000 1,000,000    
Original issue discount $ 95,000 $ 50,000 $ 7,500 $ 113,750    
Interest rate on notes 8.00% 8.00% 8.00% 8.00%