Income Tax (Tables)

12 Months Ended

Mar. 31, 2013

Income Tax Disclosure [Abstract]

Loss before income tax

	2011		2012		2013
	$ in thousands		$ in thousands		$ in thousands
Hong Kong	2,451		(2,171	)	(3,509	)
PRC	(3,876	)	(181	)	2,832
Others	(6	)	1,452		(48	)
Total	(1,431	)	(900	)	(725	)

Deferred taxes

	2011	2012		2013
	$ in thousands	$ in thousands		$ in thousands
Deferred income tax	—	17		2
Current income tax expense	—	(19	)	(31	)
Total income tax expense	—	(2	)	(29	)

Geographic tax expense

	2011	2012		2013
	$ in thousands	$ in thousands		$ in thousands
Hong Kong	—	(2	)	(29	)
PRC	—	—		—
Others	—	—		—
Total	—	(2	)	(29	)

Income tax liabilities

	2012	2013
	$ in thousands	$ in thousands
Non-current	2,595	2,595
Current	44	7
Total	2,639	2,602

Deferred tax assets and liabilities

	2012		2013
	$ in thousands		$ in thousands
Deferred income tax assets	—		—
Deferred income tax liabilities	(2	)	—
	(2	)	—

Deferred tax carry forwards

	2012	2013
	$ in thousands	$ in thousands
Tax loss carry forwards	784	700
Others	—	—
Less: Valuation allowance	(784)	(700	)
	—	—
Less: current portion	—	—
Non-current portion	—	—

Changes in valuation allowance

	2011	2012	2013
	$ in thousands	$ in thousands	$ in thousands
Balance, April 1	122	485	784
Charged / (credited) to income tax expense	363	299	(84	)
	──────	──────	──────
Balance, March 31	485	784	700
	══════	══════	══════

Tax expense attributable to earnings

	2011		2012		2013
	$ in thousands		$ in thousands		$ in thousands
Loss before income taxes	(1,431	)	(900	)	(725	)
Income tax benefit on pretax income at statutory rate	236		148		120
Effect of different tax rates of subsidiary operating in other jurisdictions	215		176		(249	)
Profit not subject to income tax	4,657		4,369		3,600
Expenses not deductible for income tax purposes	(5,116	)	(4,715	)	(3,469	)
(Increase) / decrease in valuation allowance	(363	)	(299	)	84
Reversal of provision as a result of development of tax rules	7		20		(31	)
Tax losses not yet recognized / (utilization of tax losses not previously recognized)	364		299		(84	)
Total income tax expense	—		(2	)	(29	)

Total tax liability

	2011	2012	2013
	$ in thousands	$ in thousands	$ in thousands
Balance, April 1	2,164	2,164	2,164
Changes in uncertain tax liabilities	—	—	—
Balance, March 31	2,164	2,164	2,164