| Revenue | 31/12/2018 | 31/12/2017 | 31/12/2016 | 31/12/2015 |
| Total revenue | 27,972.463 | 23,455.359 | 22,717.396 | 38,510.35 |
| Cost of revenue | 19,760.684 | 19,422.243 | 19,590.941 | 30,454.806 |
| Gross profit | 8,211.779 | 4,033.116 | 3,126.455 | 8,055.544 |
| Operating expenses |
| Research development | - | - | - | - |
| Selling general and administrative | 6,253.376 | 6,810.606 | 8,242.884 | 8,875.658 |
| Non-recurring | - | - | - | - |
| Others | 220.239 | 181.864 | -104.705 | 8.569 |
| Total operating expenses | 26,828.616 | 26,486.925 | 27,729.12 | 39,339.033 |
| Operating income or loss | 1,143.847 | -3,031.566 | -5,011.724 | -828.683 |
| Income from continuing operations |
| Total other income/expenses net | -978.816 | -692.372 | -450.781 | -798.787 |
| Earnings before interest and taxes | 1,143.847 | -3,031.566 | -5,011.724 | -828.683 |
| Interest expense | -421.338 | -300.917 | -64.211 | -99.451 |
| Income before tax | 165.031 | -3,723.938 | -5,462.505 | -1,627.47 |
| Income tax expense | - | 13.937 | -0.298 | -77.211 |
| Minority interest | 378.465 | 1,153.565 | 2,265.983 | 2,691.238 |
| Net income from continuing ops | 165.031 | -3,737.875 | -5,462.207 | -1,550.259 |
| Non-recurring events |
| Discontinued operations | - | - | - | - |
| Extraordinary items | - | - | - | - |
| Effect of accounting changes | - | - | - | - |
| Other items | - | - | - | - |
| Net income |
| Net income | 969.022 | -2,586.067 | -4,834.18 | -1,906.624 |
| Preferred stock and other adjustments | - | - | - | - |
| Net income applicable to common shares | 969.022 | -2,586.067 | -4,834.18 | -1,906.624 |