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Financial Statements Schedule: Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2020

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Financial Statements Schedule: Valuation and Qualifying Accounts

44.	Financial Statements Schedule: Valuation and Qualifying Accounts


		January 1				Additions charged to expense or deduction of revenue				Deduction / Write-offs / Reversal				December 31
		NT$000				NT$000				NT$000				NT$000
Year of 2018 :
Allowance for impairment of property, plant and equipment			320,455				—				(2,862	)			317,593
Allowance for impairment of obsolescence and decline in market value of inventories			53,714				—				(17,557	)			36,157
Provision for deficiency compensation			57,155				14,211				(42,014	)			29,352
Sales for allowance			70,156				44,950				(82,479	)			32,627
Year of 2019 :
Allowance for impairment of property, plant and equipment			317,593				9,938				(134,191	)			193,340
Allowance for impairment of obsolescence and decline in market value of inventories			36,157				27,341				—				63,498
Provision for deficiency compensation			29,352				5,204				(32,558	)			1,998
Sales for allowance			32,627				63,863				(70,490	)			26,000
Year of 2020 :
Allowance for impairment of property, plant and equipment			193,340				—				(11,338	)			182,002
Allowance for impairment of obsolescence and decline in market value of inventories			63,498				16,317				—				79,815
Provision for deficiency compensation			1,998				4,358				(2,893	)			3,463
Sales for allowance			26,000				21,916				(38,052	)			9,864

For movements in loss allowance for contract assets, accounts receivable, and other receivables, please refer to Note 42.