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Deferred Tax, Net (Tables)
12 Months Ended
Dec. 31, 2021
Deferred Tax Assets Liabilities Net Disclosure [Abstract]  
Schedule of deferred tax liability
   2021   2020 
Accrued expenses  $61,301   $70,019 
Write-off Erdos TCH net investment in sales-type leases *   6,299,343    6,155,300 
Impairment loss of Xi’an TCH’s investment into the HYREF fund   2,940,854    
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US NOL   463,508    254,035 
PRC NOL   10,189,545    10,849,690 
Total deferred tax assets   19,954,551    17,329,044 
Less: valuation allowance for deferred tax assets   (19,954,551)   (17,329,044)
Deferred tax assets, net  $
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   $
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