CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:
Cash received from customers and grants	$ 16,993,648	$ 17,627,823
Cash paid to suppliers and employees	(22,751,210)	(24,421,683)
Cash paid for operating leases	(457,277)	(305,157)
Cash paid for finance leases	(9,367)	0
Interest and taxes, net	(1,106,778)	12,602
Net cash used in operating activities	(7,330,984)	(7,086,415)
CASH FLOWS FROM INVESTING ACTIVITIES:
Patent application costs	(98,186)	(72,295)
Acquisition of and deposits on fixed assets	(2,351,160)	(1,077,203)
Acquisitions	0	145,760
Net cash used in investing activities	(2,449,346)	(1,003,738)
CASH FLOWS FROM FINANCING ACTIVITIES:
Issuance of stock, net	28,436,741	0
Stimulus package loan	2,978,315	0
Payment of stimulus package loan	(2,978,315)	0
Payments of tax withholding on stock award	(343,080)	0
Payments on note payable	(104,542)	(92,158)
Payments on finance lease	(23,578)	0
Net cash (used in) provided by financing activities	27,965,541	(92,158)
Effect of exchange rate changes on cash	(29,095)	161,835
INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	18,156,116	(8,020,476)
Cash and cash equivalents - beginning of the period	18,271,352	12,524,551
Cash and cash equivalents - end of the period	36,427,468	4,504,075
RECONCILIATION OF NET LOSS TO NET CASH USED IN OPERATING ACTIVITIES:
Net loss	(12,843,346)	(6,003,213)
Adjustments:
Depreciation and amortization	1,441,823	750,322
Benefit from deferred tax liability	(216,000)	(379,672)
Provision of doubtful accounts	94,262	0
Share based compensation	347,141	724,378
Changes in assets and liabilities:
Accounts receivable	1,050,738	(360,037)
Inventories	(4,533,511)	(1,219,454)
Prepaid expenses and other current assets	(49,894)	131,752
Deposits and other assets	113,655	(255,124)
Accounts payable and accrued liabilities	3,291,993	(570,872)
Deferred revenue	3,972,155	95,505
Net cash used in operating activities	(7,330,984)	(7,086,415)
Supplemental disclosures for non-cash investing and financing activities:
Deposits on manufacturing equipment transferred to fixed assets	$ 472,651	$ 0