XML 74 R51.htm IDEA: XBRL DOCUMENT v3.20.1
NOTE 12 - CONCENTRATIONS AND CREDIT RISK: Schedule of Cash position by geographic area (Tables)
9 Months Ended
Jan. 31, 2019
Tables/Schedules  
Schedule of Cash position by geographic area

Country:

January 31, 2020

April 30, 2019

United States

   $       83,551

                 53.4%

   $         88,506

                 30.1%

China

             72,958

                 46.6%

            205,693

                 69.9%

Total cash and cash equivalents

   $     156,509

             100.00%

   $     294,199

             100.00%