| 39. | Financial Statements Schedule: Valuation and Qualifying Accounts |
| January 1 | Additions charged to expense |
Deduction / Write-offs |
Exchange difference on translations of foreign financial statement |
Non-current assets held for sale |
December 31 | |||||||||||||||||||
| NT$000 | NT$000 | NT$000 | NT$000 | NT$000 | NT$000 | |||||||||||||||||||
|
Year of 2015 : |
||||||||||||||||||||||||
|
Allowance for impairment of property, plant and equipment |
2,110,362 | 1,478 | (85,351 | ) | (31,774 | ) | — | 1,994,715 | ||||||||||||||||
|
Allowance for impairment of obsolescence and decline in market value of inventories |
82,582 | 12,717 | (151 | ) | (112 | ) | — | 95,036 | ||||||||||||||||
|
Year of 2016 : |
||||||||||||||||||||||||
|
Allowance for impairment of property, plant and equipment |
1,994,715 | 8,198 | (45,319 | ) | (118,046 | ) | (1,480,278 | ) | 359,270 | |||||||||||||||
|
Allowance for impairment of obsolescence and decline in market value of inventories |
95,036 | 66,894 | — | (557 | ) | (6,532 | ) | 154,841 | ||||||||||||||||
|
Year of 2017 : |
||||||||||||||||||||||||
|
Allowance for impairment of property, plant and equipment |
359,270 | 956 | (39,771 | ) | — | — | 320,455 | |||||||||||||||||
|
Allowance for impairment of obsolescence and decline in market value of inventories |
154,841 | — | (101,127 | ) | — | — | 53,714 | |||||||||||||||||