v3.22.2.2
Operating segments (Details) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2021
Revenues from External Customers and Long-Lived Assets [Line Items]          
Current and Total Assets $ 96,327   $ 96,327   $ 193,217
Revenue 980 2,023  
Net Loss (1,487,766) $ (2,320,530) (2,892,615) (3,337,453)  
Other [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Current and Total Assets 15,327   15,327   9,547
Revenue      
Net Loss     (1,457)  
SINGAPORE          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Current and Total Assets 3,777   3,777   110,527
Revenue     2,023  
Net Loss     (141,861) (77,666)  
UNITED STATES          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Current and Total Assets $ 77,223   77,223   $ 73,143
Revenue      
Net Loss     $ (2,749,297) $ (3,259,787)