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3. CONTRACTS IN PROGRESS (Details - Contracts in progress) - USD ($) | Aug. 31, 2016 | Aug. 31, 2015
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Contractors [Abstract] |  |
Revenues in excess of billings | $ 694,131 | $ 795,125
Billings in excess of revenues | (230,100) | (106,534)
Revenues over billings on uncompleted contracts | $ 464,031 | $ 688,591

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