Note 17 - Geographical Sales (Tables)

9 Months Ended

Sep. 30, 2015

Segment Reporting [Abstract]

Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block]

Geographical distribution of sales consisted of the following for the nine and three months ended September 30, 2015 and 2014:

	For Nine Months Ended September 30,				For Three Months Ended September 30,
Geographical Areas	2015		2014		2015		2014
China*	$	13,476,757	$	12,156,477	$	4,927,542	$	4,418,156
North America		57,165,885		44,248,448		21,762,517		18,332,753
Asia**		2,131,136		4,050,094		753,325		818,534
Europe		6,924,119		8,160,461		1,368,953		1,943,704
Australia		386,601		292,909		159,032		130,677
Hong Kong		67,699		693,590		20,492		214,747
Other countries		50,371		107,003		-		34,301
	$	80,202,568	$	69,708,982	$	28,991,861	$	25,892,872

*   excluding Hong Kong

** excluding China