v3.26.1
Financial instruments (Details)
Dec. 31, 2025
HKD ($)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
HKD ($)
Dec. 31, 2024
USD ($)
Disclosure of financial assets [line items]        
Financial liabilities   $ 2,399,244   $ 9,162,827
Amortized cost        
Disclosure of financial assets [line items]        
Financial liabilities $ 2,399,244   $ 9,162,827  
Amortized cost        
Disclosure of financial assets [line items]        
Financial assets $ 626,749,290   $ 631,491,775