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Warrants (Details) - Schedule of outstanding warrants
6 Months Ended
Jun. 30, 2021
$ / shares
shares
Warrants (Details) - Schedule of outstanding warrants [Line Items]  
Warrants outstanding to purchase ADSs 2,015,000
Number of shares exercisable 201,500,000
February 17, 2017 [Member]  
Warrants (Details) - Schedule of outstanding warrants [Line Items]  
Warrants outstanding to purchase ADSs 650,000
Number of shares exercisable 65,000,000
Issuance date Feb. 17, 2017
Exercise price in USD (per warrant) (in Dollars per share) | $ / shares $ 4.1
Expiration date Aug. 16, 2022
March 7, 2017 [Member]  
Warrants (Details) - Schedule of outstanding warrants [Line Items]  
Warrants outstanding to purchase ADSs 1,365,000
Number of shares exercisable 136,500,000
Issuance date Mar. 07, 2017
Exercise price in USD (per warrant) (in Dollars per share) | $ / shares $ 2.3
Expiration date Sep. 06, 2022