| 2018 | 2017 | 2016 | ||
| Financial ratio | ||||
| Liquidity ratio | ||||
| Current ratio | Time | 0.85 | 0.73 | 1.14 |
| Quick ratio | Time | 0.52 | 0.47 | 0.62 |
| Cash flow liquidity ratio | Time | (0.47) | (0.40) | 0.27 |
| Account receivables turnover ratio | Time | 2.21 | 2.78 | 2.51 |
| Collection period | Days | 163 | 129 | 143 |
| Inventory turnover ratio | Time | 3.34 | 4.01 | 2.91 |
| Average day sales | Days | 108 | 90 | 124 |
| Account payables turnover ratio | Time | 4.86 | 4.59 | 4.70 |
| Payment period | Days | 74.00 | 78 | 77.00 |
| Cash cycle | Days | 197.00 | 141 | 191 |
| Profitability Ratio | ||||
| Gross profits | (%) | 17.18% | 12.05% | 13.30% |
| Operating profits | (%) | 8.39% | 1.91% | -5.03% |
| Other profits | (%) | 0.91% | 0.62% | 1.15% |
| Cash to earning | (%) | -20.00% | -6.68% | -25.92% |
| Net profits | (%) | 1.99% | -1.21% | -8.53% |
| Earning per share | (%) | 5.86% | -2.88% | -13.25% |
| Efficiency ratio | ||||
| Return on assets | (%) | 1.52% | -0.96% | -5.48% |
| Return on fixed assets | (%) | 4.38% | -2.22% | -12.72% |
| Assets cycle | Time | 0.77 | 0.79 | 0.64 |
| Financial policy ratio | ||||
| Debts to equity ratio | Time | 3.10 | 2.52 | 1.51 |
| Interest coverage ratio | Time | 1.87 | 1.89 | (2.75) |
| Cash basis | Time | 0.03 | 0.01 | 0.00 |
| Dividend payout ratio | (%) | n.a. | n.a. | n.a. |