Concentration of Credit Risk (Tables)
 9 Months Ended
Aug. 31, 2020
Risks and Uncertainties [Abstract]  
Schedule of Concentration of Credit Risk

Revenues

 

Three customers accounted for 80% of total revenue for the nine months ended August 31, 2020.

 

Customer A     42 %
Customer B     20 %
Customer C     18 %

 

Four customers accounted for 91% of total revenue for the nine months ended August 31, 2019.

 

Customer A     37 %
Customer B     24 %
Customer C     18 %
Customer D     12 %

 

Accounts Receivable

 

Three customers accounted for 91% of the accounts receivable as of August 31, 2020, as set forth below:

 

Customer A     38 %
Customer B     31 %
Customer C     22 %

 

Two customers accounted for 100% of the accounts receivable as of November 30, 2019, as set forth below:

 

Customer A     66 %
Customer B     34 %

 

Vendors

 

Two vendors accounted for 88% of purchases as of August 31, 2020, as set forth below:

 

Vendor A     78 %
Vendor B     10 %

 

Two suppliers accounted for 100% of purchases as of November 30, 2019, as set forth below:

 

Vendor A, a related party     88 %
Vendor B     12 %