| Revenue | 29/09/2018 | 30/09/2017 | 24/09/2016 | 26/09/2015 |
| Total revenue | 265,595,000 | 229,234,000 | 215,639,000 | 233,715,000 |
| Cost of revenue | 163,756,000 | 141,048,000 | 131,376,000 | 140,089,000 |
| Gross profit | 101,839,000 | 88,186,000 | 84,263,000 | 93,626,000 |
| Operating expenses |
| Research development | 14,236,000 | 11,581,000 | 10,045,000 | 8,067,000 |
| Selling general and administrative | 16,705,000 | 15,261,000 | 14,194,000 | 14,329,000 |
| Non-recurring | - | - | - | - |
| Others | - | - | - | - |
| Total operating expenses | 194,697,000 | 167,890,000 | 155,615,000 | 162,485,000 |
| Operating income or loss | 70,898,000 | 61,344,000 | 60,024,000 | 71,230,000 |
| Income from continuing operations |
| Total other income/expenses net | 2,005,000 | 2,745,000 | 1,348,000 | 1,285,000 |
| Earnings before interest and taxes | 70,898,000 | 61,344,000 | 60,024,000 | 71,230,000 |
| Interest expense | -3,240,000 | -2,323,000 | -1,456,000 | -733,000 |
| Income before tax | 72,903,000 | 64,089,000 | 61,372,000 | 72,515,000 |
| Income tax expense | 13,372,000 | 15,738,000 | 15,685,000 | 19,121,000 |
| Minority interest | - | - | - | - |
| Net income from continuing ops | 59,531,000 | 48,351,000 | 45,687,000 | 53,394,000 |
| Non-recurring events |
| Discontinued operations | - | - | - | - |
| Extraordinary items | - | - | - | - |
| Effect of accounting changes | - | - | - | - |
| Other items | - | - | - | - |
| Net income |
| Net income | 59,531,000 | 48,351,000 | 45,687,000 | 53,394,000 |
| Preferred stock and other adjustments | - | - | - | - |
| Net income applicable to common shares | 59,531,000 | 48,351,000 | 45,687,000 | 53,394,000 |