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Warrants (Tables)
 6 Months Ended 9 Months Ended
Jun. 30, 2021
Sep. 30, 2021
Warrants Disclosure [Abstract]    
Schedule of the outstanding warrants  
Warrants holder  Investor
Warrants		   Placement
Agent
Warrants		 
Appraisal Date (Inception Date)  December 10,
2020		   December 10,
2020		 
Market price per share (USD/share)  $5.36   $5.36 
Exercise price (USD/price)   6.46    6.475 
Risk free rate   0.2%   0.2%
Dividend yield   0.0%   0.0%
Expected term/ Contractual life (years)   3.0 years    3.5 years 
Expected volatility   211.5%   211.5%

 

Appraisal Date  December 31,
2020		   December 31,
2020		 
Market price per share (USD/share)  $5.06   $5.06 
Exercise price (USD/price)   6.46    6.475 
Risk free rate   0.2%   0.2%
Dividend yield   0.0%   0.0%
Expected term/ Contractual life (years)   2.9 years    3.4 years 
Expected volatility   187.6%   187.6%

 

Appraisal Date  September 30,
2021		   September 30,
2021		 
Market price per share (USD/share)  $2.33   $2.33 
Exercise price (USD/price)   6.46    6.475 
Risk free rate   0.3%   0.4%
Dividend yield   0.0%   0.0%
Expected term/ Contractual life (years)   2.2 years    2.7 years 
Expected volatility   133.5%   127.4%

 
Schedule of warrants issued  
Warrants holder  Investor Warrants   Placement
Agent
Warrants		 
Appraisal Date (Inception Date)  Series A1
February 10,
2021		   Series A2
February 10,
2021		   Series B February 10,
2021		   February 10,
2021		 
Market price per share (USD/share)  $7.36   $7.36   $7.36   $7.36 
Exercise price (USD/price)   7.67    7.67    7.83    9.204 
Risk free rate   0.2%   0.3%   0.0%   0.2%
Dividend yield   0.0%   0.0%   0.0%   0.0%
Expected term/ Contractual life (years)   3.5 years    3.8 years    0.3 years    3.5 years 
Expected volatility   121.8%   119.5%   214.5%   121.8%

 

Warrants holder  Investor
Warrants		   Placement Agent
Warrants		 
Appraisal Date  Series A1
September 30,
2021  		   September 30,
2021		 
Market price per share (USD/share)   2.33    2.33 
Exercise price (USD/price)   7.67    9.204 
Risk free rate   0.5%   0.5%
Dividend yield   0.0%   0.0%
Expected term/ Contractual life (years)   2.9 years    2.9 years   
Expected volatility   126.9%   126.9%

 
Schedule of warrants liability measured at fair value on a recurring basis using Level 3 inputs  
   December 31,   September 30, 
   2020   2021 
Balance at the beginning of period  $
-
   $17,783,000 
Warrants issued to institution investors   17,980,000    47,519,000 
Warrants issued to placement agent   1,875,000    2,346,000 
Warrants redeemed   
-
    
-
 
Fair value change of warrants included in earnings   (2,072,000)   (57,174,000)
   $17,783,000   $10,474,000 

 
Schedule of the warrant activity
   Number of
Warrants		   Average
Exercise Price		   Weighted
Average
Remaining
Contractual
Term in
Years		 
             
Outstanding at January 1, 2021   4,175,512   $6.46    3.0 
Exercisable at January 1, 2021   3,795,920   $6.46    2.9 
Granted   11,621,967    7.79    2.3 
Exercised / surrendered   
-
    
-
      
Expired   6,704,980    7.78    
-
 
Outstanding at September 30, 2021   9,092,499    7.19    2.58 
Exercisable at September 30, 2021   9,092,499    7.19    2.58