Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	6 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (308,690)	$ (584,596)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	440,172	391,235
Provision for doubtful accounts	29,118	30,812
Amortization of deferred financing costs	48,280	38,960
Deferred income tax benefit, net	120	670
Net income from equity investment in non-consolidated affiliate	(89,141)	(71,595)
Effect of changes in foreign currency translation	(47,382)	32,308
Stock-based compensation expense	987,704	979,816
Addition to provision for obsolete inventories	160,000	50,000
Changes in operations, assets and liabilities:
Accounts receivable	342,426	712,811
Inventory	(6,251,694)	(4,363,236)
Prepaid expenses and supplies	349,956	(409,020)
Other assets	(23,382)	(32,401)
Accounts payable and accrued expenses	1,372,142	2,891,322
Accrued interest	5,289	5,289
Due to related parties	(993,524)	301,444
Total adjustments	(3,669,916)	558,415
NET CASH USED IN OPERATING ACTIVITIES	(3,978,606)	(26,181)
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of equipment	(112,644)	(84,251)
Acquisition of intangible assets		(22,265)
Investment in non-consolidated affiliate, at equity		(156,000)
NET CASH USED IN INVESTING ACTIVITIES	(112,644)	(262,516)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net borrowings on credit facility	3,650,100	(194,909)
Net payments on foreign revolving credit facility	(42,263)
Proceeds from issuance of common stock under employee stock purchase plan	40,959
Proceeds from exercise of common stock options	449,416	182,139
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES	4,098,212	(12,770)
EFFECTS OF FOREIGN CURRENCY TRANSLATION	(37,340)	47,913
NET DECREASE IN CASH AND CASH EQUIVALENTS	(30,378)	(253,554)
CASH AND CASH EQUIVALENTS INCLUDING RESTRICTED CASH – BEGINNING	759,266	942,503
CASH AND CASH EQUIVALENTS	368,863	322,529
RESTRICTED CASH	360,025	366,420
CASH AND CASH EQUIVALENTS INCLUDING RESTRICTED CASH - ENDING	728,888	688,949
Schedule of non-cash financing activities
Conversion of 5% convertible note to common stock		25,000
Interest paid	2,062,386	1,685,662
Income taxes paid	$ 104,975	$ 669,500