Condensed Consolidated Statements of Operations and Other Comprehensive Income (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
REVENUES (note 8)
Total Revenues	$ 7,447,142	$ 10,833,058
COST OF SALES
Total Cost of Goods Sold	4,282,466	5,068,186
GROSS PROFIT	3,164,676	5,764,872
OPERATING EXPENSES
General and administrative expenses	3,272,538	3,161,530
Research and development	409,726	349,058
Depreciation and amortization expense	147,472	116,223
Total Operating Expenses	3,829,736	3,626,811
INCOME (LOSS) FROM OPERATIONS	(665,060)	2,138,061
OTHER INCOME (EXPENSE)
Gain on sale of fixed assets	0	16,930
Other income (expense)	347	(551)
Interest income	74,393	91,703
Total Other Income	74,740	108,082
INCOME (LOSS) BEFORE INCOME TAXES	(590,320)	2,246,143
INCOME TAX BENEFIT (EXPENSE)	225,056	(577,525)
NET INCOME (LOSS)	(365,264)	1,668,618
OTHER COMPREHENSIVE INCOME (LOSS)
Foreign currency translation gain (loss)	(945,423)	149,415
Unrealized gains (losses) on investments	(157,354)	68,752
Total Other Comprehensive Income (Loss)	(1,102,777)	218,167
COMPREHENSIVE INCOME (LOSS)	$ (1,468,041)	$ 1,886,785
BASIC EARNINGS PER SHARE (in dollars per share)	$ (0.01)	$ 0.04
FULLY DILUTED EARNINGS PER SHARE (in dollars per share)	$ (0.01)	$ 0.03
BASIC WEIGHTED AVG NUMBER OF SHARES OUTSTANDING (in shares)	47,492,441	47,437,424
FULLY DILUTED WEIGHTED AVG NUMBER OF SHARES OUTSTANDING (in shares)	47,492,441	48,084,390
Product
REVENUES (note 8)
Total Revenues	$ 6,860,958	$ 10,198,635
COST OF SALES
Total Cost of Goods Sold	3,833,682	4,570,988
Service
REVENUES (note 8)
Total Revenues	586,184	634,423
COST OF SALES
Total Cost of Goods Sold	$ 448,784	$ 497,198