XML 68 R57.htm IDEA: XBRL DOCUMENT v3.22.1
Warrants (Tables)
 3 Months Ended
Mar. 31, 2022
Warrants [Abstract]  
Schedule of the warrants issued 2020 financing
Appraisal Date  December 31,
2021		   December 31,
2021		 
Market price per share (USD/share)  $1.56   $1.56 
Exercise price (USD/price)   6.46    6.475 
Risk free rate   0.7%   0.8%
Dividend yield   0.0%   0.0%
Expected term/ Contractual life (years)   1.9 years    2.4 years 
Expected volatility   140.3%   132.3%

 

Appraisal Date  March 31,
2022		   March 31,
2022		 
Market price per share (USD/share)  $1.28   $1.28 
Exercise price (USD/price)   6.46    6.475 
Risk free rate   2.11%   2.37%
Dividend yield   0.0%   0.0%
Expected term/ Contractual life (years)   1.69 years    2.19 years 
Expected volatility   143.68%   135.19%

 
Schedule of the warrants issued 2021 financing

 

Warrants holder

  Investor
Warrants		   Placement Agent
Warrants		 
Appraisal Date  Series A1
December31,
2021		   December31,
2021		 
Market price per share (USD/share)   1.56    1.56 
Exercise price (USD/price)   7.67    9.204 
Risk free rate   0.9%   0.9%
Dividend yield   0.0%   0.0%
Expected term/ Contractual life (years)   2.6 years    2.6 years   
Expected volatility   129.2%   129.2%

 

Warrants holder  Investor
Warrants		   Placement Agent
Warrants		 
Appraisal Date  Series A1
March 31, 2022		   March 31, 2022 
Market price per share (USD/share)   1.28    1.28 
Exercise price (USD/price)   7.67    9.204 
Risk free rate   2.4%   2.4%
Dividend yield   0.0%   0.0%
Expected term/ Contractual life (years)   2.4 years    2.36 years 
Expected volatility   133.61%   133.61%

 
Schedule of warrants liability measured at fair value on a recurring basis using Level 3 inputs
   December 31,
2021		   March 31,
2022		 
Balance at the beginning of the year  $17,783,000   $5,846,000 
Warrants issued to institution investors   47,519,000    
-
 
Warrants issued to placement agent   2,346,000    
-
 
Warrants redeemed   
-
    
-
 
Fair value change of the issued warrants included in earnings   (61,802,000)   (1,632,000)
Balance at end of year   5,846,000    4,214,000 

 
Schedule of the warrant activity
   Number of
Warrants		   Average
Exercise  Price		   Weighted Average
Remaining
Contractual Term
in Years		 
   　   　   　 
Outstanding at January 1, 2022 　 　   9,092,499   $7.19    2.33 
Exercisable at January 1, 2022   9,092,499   $7.19    2.33 
Granted 　 　   - 　 　    
-
    
-
 
Exercised / surrendered   
-
    
-
    
-
 
Expired 　 　   
-
    
-
    
-
 
Outstanding at March 31, 2022   9,092,499    7.19    2.08 
Exercisable at March 31, 2022 　 　   9,092,499    7.19    2.08