3. REVENUE RECOGNITION (Details - Contracts in Progess) - USD ($)	Aug. 31, 2019	Aug. 31, 2018
Revenue Recognition [Abstract]
Revenues earned to date on uncompleted contracts	$ 3,233,659	$ 1,985,596
Billings to date on uncompleted contracts	(798,549)	(384,603)
Revenues over billings on uncompleted contracts	$ 2,435,110	$ 1,600,993

Amount of receivable reflecting the cost incurred on uncompleted contracts in excess of related billings.

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