Annual report pursuant to Section 13 and 15(d)

Income taxes (Details Narrative)

v3.22.0.1
Income taxes (Details Narrative)
12 Months Ended
Dec. 31, 2021
USD ($)
Operating Loss Carryforwards [Line Items]  
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 21.00%
PRC effective tax rate 25.00%
Increase in valuation allowance $ 961,140
Operating Loss Carryforwards 9,062,776
Tax Credit Carryforward, Amount 2,576,449
[custom:FutureTaxableIncome] 3,206,028
Federal And State [Member]  
Operating Loss Carryforwards [Line Items]  
Operating Loss Carryforwards $ 12,272,231