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Preferred stock (Details) - USD ($)
Mar. 31, 2020
Nov. 07, 2019
Preferred stock (Textual)    
Preferred stock outstanding $ 1,400,000  
Preferred Class A [Member]    
Preferred stock (Textual)    
Issueance of shares 10,000,000 10,000,000
Par value   $ 0.001
Consulting services   $ 1,400,000