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Segment Information (Tables)

12 Months Ended

Dec. 31, 2014

Long-Lived Assets (Property and Equipment, Net) by Geographic Area

Long-lived assets (property and equipment, net) by geographic area were as follows:

		Year Ended December 31
		2012				2013				2014
		US$				US$				US$
Taiwan			16,799				24,066				28,739
United States			58				54				142
Korea			2,226				1,773				2,477
China			4,303				4,302				4,179
			23,386				30,195				35,537

Product

Net Sales

The following summarizes the Company’s revenue by product category:

		Year Ended December 31
		2012				2013				2014
		US$				US$				US$
Mobile Storage			202,093				185,488				241,614
Mobile Communications			67,564				31,022				40,034
Other products			11,713				8,798				7,675
			281,370				225,308				289,323

Customer Lists

Net Sales

Major customers representing at least 10% of net sales

		Year Ended December 31
		2012								2013								2014
		US$				%				US$				%				US$				%
Samsung			98,368				35				36,037				16				30,065				10
SK Hynix			*				*				67,977				30				107,227				37

* Less than 10%

Country

Net Sales

The following summarizes the Company’s revenue by geographic area:

		Year Ended December 31
		2012				2013				2014
		US$				US$				US$
Taiwan			74,034				47,653				57,244
United States			20,230				22,528				26,265
Japan			5,363				3,936				11,180
Korea			137,797				115,287				150,557
China			37,507				29,129				35,008
Others			6,439				6,775				9,069
			281,370				225,308				289,323

X

- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

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X

- Definition

Tabular disclosure of long-lived assets, excluding financial instruments, long-term customer relationships of a financial institution, mortgage rights, deferred policy acquisition costs, and deferred tax assets, by geographic areas located in the entity's country of domicile and foreign countries in which the entity holds assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 280

-SubTopic 10

-Section 50

-Paragraph 41

-Subparagraph b

-URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e9038-108599

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