| (18) | Operating Revenues |
| For the years ended December 31, |
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| 2015 | 2016 | 2017 | ||||||||||
| NT$ | NT$ | NT$ | ||||||||||
| (In Thousands) | (In Thousands) | (In Thousands) | ||||||||||
|
Net sales |
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|
Sale of goods |
$ | 140,640,738 | $ | 142,816,919 | $ | 142,957,544 | ||||||
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Other operating revenues |
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|
Royalty |
18,616 | 11,757 | 6,817 | |||||||||
|
Mask tooling |
3,424,335 | 3,676,365 | 3,334,844 | |||||||||
|
Others |
746,732 | 1,365,083 | 2,985,501 | |||||||||
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Net operating revenues |
$ | 144,830,421 | $ | 147,870,124 | $ | 149,284,706 | ||||||
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