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Note 12 - Geographical Sales (Details) - Schedule of Sales by Geographic Region - USD ($)		12 Months Ended
		Dec. 31, 2018	Dec. 31, 2017
Geographical Areas
Sales		$ 88,645,204	$ 106,494,132
North America [Member]
Geographical Areas
Sales		54,126,312	49,765,102
Europe [Member]
Geographical Areas
Sales		0	3,456,045
CHINA
Geographical Areas
Sales		11,331,108	14,598,858
AUSTRALIA
Geographical Areas
Sales		11,075,268	25,895,686
Asia [Member]
Geographical Areas
Sales	[1]	11,817,196	12,281,116
HONG KONG
Geographical Areas
Sales		2,922	471,279
Other Countries [Member]
Geographical Areas
Sales		$ 292,398	$ 26,046
[1] excluding China and Hong Kong

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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
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