Note 7 - Intangible Assets, Net: Schedule of Finite-Lived Intangible Assets (Tables)

12 Months Ended

Mar. 31, 2016

Tables/Schedules

Schedule of Finite-Lived Intangible Assets

	Amortization	As of
	Period	March 31, 2016		March 31, 2015
Land use right	50 years	$	1,570,605	$	1,652,177
Patent (non-US No. ZL200610068850.0)	16.5 years		7,119,421		7,489,173
Patent (non-US No. ZL200510045001.9)	14 years		9,595,741		10,094,103
Patent (non-US No. ZL200710013301.8)	15 years		-		1,628,082
Less: Accumulated amortization			(5,990,620)		(5,470,263)
Intangible assets, net		$	12,295,147	$	15,393,272