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

12 Months Ended

Mar. 31, 2015

Tables/Schedules

Schedule of Finite-Lived Intangible Assets

	Amortization		As of
	Period		March 31, 2015		March 31, 2014
Land use right		50 years		1,652,177	$	1,649,517
Patent (non-US No. ZL200610068850.0)		16.5 years		7,489,173		7,477,122
Patent (non-US No. ZL200510045001.9)		14 years		10,094,103		10,077,860
Patent (non-US No. ZL200710013301.8)		15 years		1,628,082		1,625,461
Less: Accumulated amortization				(5,470,263)		(4,145,928)
Intangible assets, net			$	15,393,272	$	16,684,032