| 9. | Inventories |
(a) Inventories as of December 31, 2016 and 2017 are as follows:
| 2016 | 2017 | |||||||
| (in millions of Won) | ||||||||
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Finished goods |
₩ | 1,200,344 | 1,526,628 | |||||
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Merchandise |
851,325 | 930,558 | ||||||
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Semi-finished goods |
1,552,988 | 1,721,130 | ||||||
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Raw materials |
1,939,539 | 2,329,268 | ||||||
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Fuel and materials |
817,397 | 808,016 | ||||||
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Construction inventories |
1,455,115 | 1,692,092 | ||||||
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Materials-in-transit |
1,807,816 | 1,818,576 | ||||||
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Others |
94,535 | 103,144 | ||||||
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| 9,719,059 | 10,929,412 | |||||||
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Less: Allowance for inventories valuation |
(203,164 | ) | (135,631 | ) | ||||
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| ₩ | 9,515,895 | 10,793,781 | ||||||
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(b) The changes of allowance for inventories valuation for the years ended December 31, 2015, 2016 and 2017 were as follows:
| 2015 | 2016 | 2017 | ||||||||||
| (in millions of Won) | ||||||||||||
|
Beginning |
₩ | 161,940 | 231,378 | 203,164 | ||||||||
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Loss on valuation of inventories |
152,952 | 152,249 | 78,560 | |||||||||
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Realization on disposal of inventories |
(77,102 | ) | (161,458 | ) | (138,967 | ) | ||||||
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Others |
(6,412 | ) | (19,005 | ) | (7,126 | ) | ||||||
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Ending |
₩ | 231,378 | 203,164 | 135,631 | ||||||||
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