Annual report pursuant to Section 13 and 15(d)

NOTES PAYABLE (Details 5)

v3.22.1
NOTES PAYABLE (Details 5)
12 Months Ended
Dec. 31, 2020
$ / shares
Dec. 31, 2021
₩ / shares
Dec. 31, 2020
₩ / shares
Jun. 29, 2020
$ / shares
Debt Instrument [Line Items]        
Stock price       $ 1.67
Valuation Technique Binomial Monte-Carlo Cliquet Option Pricing Model [Member]        
Debt Instrument [Line Items]        
Stock price | (per share) $ 1.23 ₩ 2,925 ₩ 6,060  
Conversion price $ 2.00      
Valuation Technique Binomial Monte-Carlo Cliquet Option Pricing Model [Member] | Selected Yield [Member]        
Debt Instrument [Line Items]        
Selected yield 10.48   10.48  
Valuation Technique Binomial Monte-Carlo Cliquet Option Pricing Model [Member] | Expected Volatility (Telcon common stock) [Member]        
Debt Instrument [Line Items]        
Selected yield 95.00   95.00  
Valuation Technique Binomial Monte-Carlo Cliquet Option Pricing Model [Member] | Expected Life (in years) [Member]        
Debt Instrument [Line Items]        
Expected life (in years) 8 months 1 day   8 months 1 day  
Valuation Technique Binomial Monte-Carlo Cliquet Option Pricing Model [Member] | Risk-free Interest Rate (South Korea government bond) [Member]        
Debt Instrument [Line Items]        
Risk-free rate Term structure