Consolidated Balance Sheets - USD ($)	Dec. 31, 2019	Dec. 31, 2018
Current
Cash and cash equivalents	$ 3,634,670	$ 7,857,936
Accounts receivable (see Note 5)	4,470,215	4,422,745
Inventories (see Note 6)	9,182,786	8,727,709
Prepaid expenses	218,638	200,306
Total current assets	17,506,309	21,208,696
Property, equipment and leaseholds, net (see Note 7)	4,005,676	2,563,261
Patents (see Note 8)	46,576	63,014
Right of use assets (Note 4)	789,205
Intangible assets (Note 9)	2,952,000	3,128,000
Long term deposits (see Note 10)	30,630	30,777
Investments (Note 11)	1,915,585	776,357
Goodwill (Note 9)	2,534,275	2,534,275
Restricted cash (Note 11e)	1,000,000
Deferred tax asset (Note 15)	1,600,161	891,735
Total Assets	32,380,417	31,196,115
Current
Accounts payable	636,260	860,798
Accrued liabilities	181,234	189,875
Deferred revenue	213,221	127,168
Income taxes payable	1,770,105	1,357,299
Short term line of credit (Note 12)	2,389,982	2,798,131
Current portion of lease liability	405,670
Current portion of long term debt (Note 13)	1,196,722	771,359
Total current liabilities	6,793,194	6,104,630
Lease liability	383,535
Convertible note payable(Note 14)	500,000	1,000,000
Deferred income tax liability (Note 15)	1,058,641	989,569
Long term debt (Note 13)	3,183,671	3,580,384
Total liabilities	11,919,041	11,674,583
Stockholders' Equity
Capital stock (see Note 18) Authorized 50,000,000 common shares with a par value of $0.001 each 1,000,000 preferred shares with a par value of $0.01 each Issued and outstanding: 12,215,545 (2018: 11,699,657) common shares	12,216	11,700
Capital in excess of par value	16,437,473	15,328,285
Other comprehensive loss	(994,610)	(1,222,573)
Accumulated earnings	2,456,148	2,941,889
Total stockholders' equity - controlling interest	17,911,227	17,059,301
Non-controlling interests (Note 19)	2,550,149	2,462,231
Total Stockholders' Equity	20,461,376	19,521,532
Total Liabilities and Stockholders' Equity	$ 32,380,417	$ 31,196,115