Income taxes (Details Narrative) |
12 Months Ended |
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Dec. 31, 2021
USD ($)
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| 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 |
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- References No definition available.
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- References No definition available.
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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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