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Pledged Assets	12 Months Ended
	Dec. 31, 2017
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Pledged Assets	39. PLEDGED ASSETS The Company provided certificate of deposits recorded in other financial assets as collateral mainly for building lease agreements. As of December 31, 2016 and 2017, the aforementioned other financial assets amounted to NT$185.7 million and NT$165.6 million, respectively.

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- Definition

The disclosure of assets and liabilities used as collateral.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Text block1 [abstract]

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No definition available.

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