Annual report pursuant to Section 13 and 15(d)

INVENTORIES (Details)

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INVENTORIES (Details) - USD ($)
Dec. 31, 2019
Dec. 31, 2018
INVENTORIES    
Work in process $ 810,000 $ 530,000
Finished goods 544,000 364,000
Total 1,354,000 $ 894,000
Advance payments for raw materials $ 3,000,000