Quarterly report pursuant to Section 13 or 15(d)

SHARE-BASED PAYMENTS TO VENDORS - Warrants (Details)

v3.21.2
SHARE-BASED PAYMENTS TO VENDORS - Warrants (Details) - USD ($)
1 Months Ended 3 Months Ended
Oct. 31, 2020
Jun. 30, 2021
Dec. 31, 2020
Expected term   6 years 2 months 12 days  
Risk-free interest rate   1.08%  
Warrant      
Number of warrants issued (in shares)     10,077
Warrant term 10 years    
Exercise price of warrants $ 3.25    
Expected term 10 years    
Risk-free interest rate 0.32%    
Exercise price $ 3.25    
Volatility rate 94.00%    
Issuance of warrants $ 23,177