Quarterly report pursuant to Section 13 or 15(d)

Concentrations (Tables)

v3.20.1
Concentrations (Tables)
3 Months Ended
Mar. 31, 2020
Risks and Uncertainties [Abstract]  
Schedule of customers

    Three Months Ended
March 31,
 
Customer   2020     2019  
A     30 %     29 %
B     18 %     19 %
C     15 %     15 %