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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
12 Months Ended
Oct. 31, 2019
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES [Abstract]  
Inventories Inventories are stated at the lower of cost, determined under the first-in, first-out (“FIFO”) method, or net realizable value. Presented below are the components of inventory at the balance sheet dates:


 
October 31
2019
   
October 31
2018
 
             
Raw materials
 
$
46,027
   
$
25,110
 
Work in process
   
2,122
     
3,402
 
Finished goods
   
6
     
668
 
   
$
48,155
   
$
29,180