| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3970.0 | USD | 20200201 |
| Unknown | China national standards | MT | 3590.0 | USD | 20200201 |
| Unknown | China national standards | MT | 3620.0 | USD | 20200201 |
| Unknown | China national standards | MT | 3640.0 | USD | 20200201 |
| Unknown | China national standards | MT | 3800.0 | USD | 20200201 |
| Unknown | China national standards | MT | 590.0 | USD | 20191223 |
| Unknown | China national standards | MT | 530.0 | USD | 20191223 |
| Unknown | China national standards | MT | 4050.0 | USD | 20191223 |
| Unknown | China national standards | MT | 3740.0 | USD | 20191222 |
| Unknown | China national standards | MT | 3860.0 | USD | 20191222 |