Warranty Provision

12 Months Ended

Mar. 31, 2013

Product Warranties Disclosures [Abstract]

Warranty Provision

13. WARRANTY PROVISION

Included in other accrued liabilities are warranty provisions of US$403,627, US$729,528 and US$296,410 as of March 31, 2013, 2012 and 2011, respectively, none of which are from discontinued operations. The Company’s warranty activity during the fiscal years ended March 31, 2013, 2012 and 2011 is summarized below:

	Fiscal years ended
	March 31, 2013			March 31, 2012			March 31, 2011
	US$			US$			US$
Balance at beginning of fiscal year		729,528			296,410			180,151
Additional provision		—			473,551			192,408
Reversal of unutilized amounts		(325,901	)		(40,433	)		(76,149	)
Balance at end of fiscal year		403,627			729,528			296,410