| Revenue | 31/12/2018 | 31/12/2017 | 31/12/2016 | 31/12/2015 |
| Total revenue | 32,680.767 | 32,798.889 | 37,886.186 | 49,975.087 |
| Cost of revenue | 27,888.19 | 28,811.262 | 31,654.52 | 41,762.817 |
| Gross profit | 4,792.577 | 3,987.627 | 6,231.666 | 8,212.27 |
| Operating expenses |
| Research development | - | - | - | - |
| Selling general and administrative | 4,624.939 | 4,446.844 | 4,452.467 | 5,013.059 |
| Non-recurring | - | - | - | - |
| Others | 2,130.647 | 2,225.939 | 1,852.497 | 1,505.794 |
| Total operating expenses | 36,929.414 | 37,628.505 | 40,157.526 | 50,408.108 |
| Operating income or loss | -4,248.647 | -4,829.616 | -2,271.34 | -433.021 |
| Income from continuing operations |
| Total other income/expenses net | -204.993 | -147.13 | -498.58 | 391.558 |
| Earnings before interest and taxes | -4,248.647 | -4,829.616 | -2,271.34 | -433.021 |
| Interest expense | -295.876 | -306.563 | -319.193 | -395.661 |
| Income before tax | -4,453.64 | -4,976.746 | -2,769.92 | -41.463 |
| Income tax expense | 234.334 | 192.388 | -21.674 | 403.55 |
| Minority interest | -2,846.725 | -2,778.973 | -2,756.61 | -2,556.606 |
| Net income from continuing ops | -4,687.974 | -5,169.134 | -2,748.246 | -445.013 |
| Non-recurring events |
| Discontinued operations | - | - | - | - |
| Extraordinary items | - | - | - | - |
| Effect of accounting changes | - | - | - | - |
| Other items | - | - | - | - |
| Net income |
| Net income | -4,473.884 | -5,090.783 | -2,477.692 | -442.23 |
| Preferred stock and other adjustments | - | - | - | - |
| Net income applicable to common shares | -4,473.884 | -5,090.783 | -2,477.692 | -442.23 |