Segment Information (Tables)

12 Months Ended

Mar. 31, 2013

Segment Reporting [Abstract]

Operating Financial Information of Four Reportable Segments

The following table provides operating financial information for the four reportable segments:

	Home     Appliances#			Electronic     Components			EMS			Others			Corporate			Combined
	US$			US$			US$			US$			US$			US$
As of or for the fiscal year ended March 31, 2013
Revenues from external customers		—			65,188,724			14,256,314			1,638,346			—			81,083,384
Capital expenditure		—			6,484,577			767,186			358,813			3,055			7,613,631
Interest income		—			—			—			—			839,557			839,557
Interest expense		—			(109,749	)		—			—			774,358			664,609
Depreciation and amortization		—			554,337			1,336,208			223,915			1,328,267			3,442,727
Segment profit (loss)		725,773			3,687,547			(3,314,836	)		(1,182,894	)		(1,878,891	)		(1,963,301	)
Total assets		34			29,618,065			16,203,482			1,114,654			61,289,608			108,225,843
As of or for the fiscal year ended March 31, 2012
Revenues from external customers		53,885,407			54,431,519			14,439,926			781,260			—			123,538,112
Capital expenditure		240,763			226,277			273,926			73,281			—			814,247
Interest income		—			—			—			—			377,074			377,074
Interest expense		(2,403	)		(104,517	)		—			321			(177,401	)		(284,000	)
Depreciation and amortization		1,522,962			594,746			1,268,736			76,809			98,577			3,561,830
Segment profit (loss)		1,374,342	*		2,885,762			221,655			(640,020	)		(2,431,062	)		1,410,677
Total assets		313,033			34,554,319			11,614,176			739,106			61,819,375			109,040,009
As of or for the fiscal year ended March 31, 2011
Revenues from external customers		43,485,638			42,621,597			14,742,075			105,194			—			100,954,504
Capital expenditure		217,028			807,077			3,598,918			40,345			—			4,663,368
Interest income		—			—			—			—			498,837			498,837
Interest expense		—			(268,219	)		(2,604	)		—			308,173			37,350
Depreciation and amortization		1,599,996			557,353			971,836			62,690			140,261			3,332,136
Segment profit (loss)		(1,775,879	)		1,400,572			(695,296	)		(960,777	)		(1,981,591	)		(4,012,971	)
Total assets		22,234,345			23,809,159			15,066,413			703,412			58,122,805			119,936,134

# As discussed in note 18, the Home Appliance segment was discontinued on January 15, 2012. The results of the operations has been classified as discontinued operations on the face of the consolidated statement of operations and comprehensive income.

* An impairment loss of US$1,230,727 was recognized in the consolidated statement of operations and comprehensive income for machinery that was used in the operation of the Home Appliances segment in 2012. No impairment loss was recognized in 2013 and 2011.

Net Sales Including Net Sales of Discontinued Operations by Geographic Area

Net sales including net sales of discontinued operations by geographic area based on the location of customers are as follows:

	2013		2012		2011
	US$		US$		US$
Australia		533,077		501,665		562,066
Europe		326,298		4,469,428		3,213,506
North America		49,423		47,969,847		38,808,728
Asia		80,174,586		70,596,126		58,360,791
Other regions		—		1,046		9,413
		81,083,384		123,538,112		100,954,504

Net Sales Including Net Sales of Discontinued Operations by Product/Service Type

Net sales including net sales of discontinued operations by product/service type

	2013		2012		2011
	US$		US$		US$
Floor care products		—		51,056,019		40,013,087
Kitchen appliances		533,077		755,607		1,081,498
CCMs		63,913,523		53,094,225		41,592,838
Cellular phone assembly services		14,256,314		14,439,927		14,648,779
Others		2,380,470		4,192,334		3,618,302
		81,083,384		123,538,112		100,954,504

Schedule of Long-Lived Assets

Long-lived assets*

	March 31, 2013		March 31, 2012
	US$		US$
Hong Kong		150,734		210,800
Mainland China		29,404,484		24,806,115
		29,555,218		25,016,915

* Long-lived assets represent land use rights and property, plant and equipment.

Schedule of Net Sales from Major Customers

Customers accounting for 10% or more of the Company’s combined net sales are as follows:

	2013		2012		2011
	US$		US$		US$
From continuing operations:
ZTE Corporation (“ZTE”)		9,011,148		24,227,414		8,797,843
Shenzhen Tinno Mobile Technology Co. Ltd. (“Tinno”)		8,636,784		13,018,044		13,677,827
Lenovo Mobile Communication Technology Ltd. (“Lenovo”)		26,799,405		11,698,569		12,712,077
Dongguan Huabel Electronic Technology Co. Ltd. (“Huabel”)		9,799,379		5,245		109
From discontinued operations:
Electrolux S.A. and subsidiaries (“Electrolux”)		—		52,339,623		42,006,085