Accounts Receivable and Significant Concentrations (Tables)

9 Months Ended

Sep. 30, 2020

Schedule of accounts receivable

	SEPTEMBER 30,		DECEMBER 31,
	2020		2019
	(Unaudited)
Government (1)	$	29,569,252	$	12,604,582
Commercial (2)		2,019,530		2,102,581
Gross accounts receivable		31,588,782		14,707,163
Less: allowances for doubtful
accounts (3)		119,248		126,235
Accounts receivable, net	$	31,469,534	$	14,580,928

Accounts Receivable

Schedules of concentration of risk

	SEPTEMBER 30,		DECEMBER 31,
	2020		2019
	As a % of		As a % of
Customer Name	Receivables		Receivables
	(Unaudited)
National Aeronautics and Space Administration		--		21%
U.S. Census Bureau		68%		18%

Sales Revenue, Net

Schedules of concentration of risk

	THREE MONTHS ENDED				NINE MONTHS ENDED
	SEPTEMBER 30,				SEPTEMBER 30,
	2020		2019		2020		2019
	As a % of		As a % of		As a % of		As a % of
Customer Name	Revenues		Revenues		Revenues		Revenues
	(Unaudited)
U.S. Immigration and Customs Enforcement		--		12%		--		14%
U.S. Customs Border Patrol		--		14%		--		12%
U.S. Transportation Safety Administration		10%		--		--		--
U.S. Census Bureau		61%		16%		54%		--