Quarterly report pursuant to Section 13 or 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - Schedule of concentration of customers

v3.21.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - Schedule of concentration of customers
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Customer A [Member]    
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - Schedule of concentration of customers [Line Items]    
Concentration percentage 18.00% 91.00%
Customer B [Member]    
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - Schedule of concentration of customers [Line Items]    
Concentration percentage 81.00%