Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION (Details 4)

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STOCK-BASED COMPENSATION (Details 4) - 2015 Stock Option Plan [Member] - Performance Based Share Options [Member] - USD ($)
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]    
Outstanding at beginning 1,000,000 1,000,000
Granted
Exercised
Forfeited 1,000,000
Outstanding at ending 1,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]    
Outstanding at beginning $ 1.7 $ 1.7
Granted
Exercised
Forfeited 1.7
Outstanding at ending 1.7
Options exercisable at ending
Weighted average fair value of options granted during the period
Stock-based compensation expense $ (408,747) $ 125,727