Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Nov. 30, 2020	Nov. 30, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	$ 666,169	$ 419,632
Adjustments to reconcile net income to net cash (used in) provided by operating activities:
Depreciation and amortization	350,043	290,203
Stock based compensation expense	26,973	81,634
Inventory reserve	54,000	50,000
Deferred tax benefit	(89,304)
Decrease (Increase) in:
Accounts receivable	(744,282)	59,571
Inventories	(119,211)	(1,370,764)
Prepaid expenses and other current assets	27,071	201,453
(Decrease) Increase in:
Accounts payable and accrued expenses	193,317	469,026
Customer deposits	133,423	804,268
Income taxes payable	214,725	18,472
Net Cash (Used in) Provided by Operating Activities	712,924	1,023,495
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of equipment and furnishings	(327,180)	(392,346)
Capital expenditure grant proceeds	100,000
Sale of marketable securities	993,724
(Purchase) of marketable securities		(1,374,229)
Net Cash Provided by (Used in) Investing Activities	766,544	(1,766,575)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from note payable - bank	1,001,640
Repayment of long term debt	(126,650)	(121,537)
Net Cash Provided by (Used in) Financing Activities	874,990	(121,537)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	2,354,458	(864,617)
CASH AND CASH EQUIVALENTS
Beginning of period	3,659,551	3,144,123
End of period	6,014,009	2,279,506
SUPPLEMENTAL DISCLOSURE:
Interest paid	20,573	25,465
Taxes Paid	$ 74,004	$ 4,831