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Geographical Sales
9 Months Ended
Sep. 30, 2020
Segment Reporting [Abstract]  
Segment Reporting Disclosure [Text Block]

Note 14 - Geographical Sales


Geographical distribution of sales consisted of the following for the nine and three months ended September 30, 2020 and 2019:


   

Nine Months Ended September 30,

   

Three Months Ended September 30,

 
   

2020

   

2019

   

2020

   

2019

 
                                 

Geographical Areas

                               

North America

  $ 7,365,659     $ 7,663,102     $ 3,099,042     $ 2,728,228  

China

    -       11,792,589       -       4,958,128  

Asia*

    422,336       -       213,954       -  

Hong Kong

    -       -       -       -  

Other countries

    25,824       3,926       2,677       3,926  
    $ 7,813,819     $ 19,459,617     $ 3,315,673     $ 7,690,282  

* excluding China and Hong Kong