| Operating revenues | 87.49a | 85.77a |
| Operating costs | -67.67a | -67.99a |
| Gross profit from operations | 19.81a | 17.78a |
| Operating expenses | — | — |
| Selling and administrative expenses | -9.46a | -8.51a |
| Research and development expenses | -2.96a | -2.68a |
| Total operating expenses | -12.42a | -11.19a |
| Net operating income | 7.39a | 6.58a |
| Non-operating income and expenses | — | — |
| Interest income | 0.08a | 0.12a |
| Other income | 0.46a | 0.4a |
| Other gains and losses, net | 0.78a | 0.14a |
| Financial costs | -0.28a | -0.25a |
| Share of profit of associates and joint ventures accounted for using equity method | 0.16a | 0.08a |
| Total non-operating income and expenses | 1.19a | 0.5a |
| Profit from continuing operations before tax | 8.58a | 7.08a |
| Income tax expenses | -2.32a | -1.64a |
| Net profit | 6.27a | 5.45a |
| Net profit, attributable to owners of parent | 5.87a | 4.97a |
| Net profit, attributable to non-controlling interests | 0.4a | 0.47a |