| 31/12/2017 | 31/12/2016 | 31/12/2015 | 31/12/2014 | |
| 资产回报 | 3.19% | 3.26% | 11.48% | 11.76% |
| 股东权益回报 | 5.93% | 6.07% | 21.59% | 13.27% |
| 纯利率 | 14.12% | 12.70% | 67.33% | 204.17% |
| 毛利率 | 10.91% | 11.62% | 14.54% | 66.67% |
| 负债与权益比率 | 86.00% | 86.23% | 88.11% | 12.78% |
| 资产与权益比率 | 186.00% | 186.23% | 188.11% | 112.78% |
| 流动比率(x) | 2.03 | 1.42 | 1.48 | 3.51 |
| 市盈率(x) | 10.78 | 10.28 | 2.83 | 5.60 |
| 派息率 | 2.91% | 3.05% | 2.44% | 8.18% |