v3.26.3
Income taxes (Details Narrative)
6 Months Ended
Jun. 30, 2026
USD ($)
Jun. 30, 2026
SGD ($)
Jun. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
Effective Income Tax Rate Reconciliation [Line Items]        
Taxable income percentage 75.00% 75.00%    
Taxable income, amount $ 7,415 $ 10,000    
Taxable income exempted from income tax percentage 50.00% 50.00%    
Taxable income exempted from income tax, amount $ 140,887 $ 190,000    
Net operating losses carry forward 24,900,000     $ 24,400,000
Deferred tax assets on net operating losses    
Unrecognized uncertain tax 0     0
Interest and penalties tax $ 0   $ 0  
Income Tax Jurisdiction, Domestic State and Local [Member]        
Effective Income Tax Rate Reconciliation [Line Items]        
California income tax rate percentage 8.84% 8.84%    
UNITED STATES        
Effective Income Tax Rate Reconciliation [Line Items]        
Federal income tax rate percentage 21.00% 21.00%    
Deferred tax assets on net operating losses percentage 100.00%      
Deferred tax assets on net operating losses $ 6,900,000     6,800,000
SINGAPORE        
Effective Income Tax Rate Reconciliation [Line Items]        
Applicable tax rate percentage 17.00% 17.00%    
Net operating losses carry forward $ 29,000,000.0     $ 27,000,000.0
Deferred tax assets on net operating losses percentage       100.00%
Deferred tax assets on net operating losses $ 4,900,000     $ 4,600,000
VIET NAM        
Effective Income Tax Rate Reconciliation [Line Items]        
Standard income tax rate percentage 20.00% 20.00%