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INVENTORIES (Tables)
9 Months Ended
Dec. 28, 2018
Inventory Disclosure [Abstract]  
Schedule of inventories

Inventories were comprised of the following:

 

   December 28,   March 30, 
   2018   2018 
         
Raw materials  $7,063,374   $6,644,436 
Work in progress   2,432,383    2,288,115 
Finished goods   1,933,633    1,818,947 
   $11,429,390   $10,751,498