Note 7 - Land Use Right and Patents (Tables)

3 Months Ended

Mar. 31, 2013

Land Use Right [Member]

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	March 31, 2013			December 31, 2012
Land use right	$	13,751		$	13,670
Less accumulated amortization		(115	)		(45	)
Total land use right, net	$	13,636		$	13,625

Patents [Member]

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	March 31, 2013			December 31, 2012
Patents and patent applications	$	1,366		$	1,366
Less accumulated amortization		(1,111	)		(1,092	)
Total patents and patent applications	$	255		$	274