| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 120.0 | USD | 20180301 |
| Unknown | China national standards | MT | 270.0 | USD | 20180301 |
| Unknown | China national standards | MT | 110.0 | USD | 20180222 |
| Unknown | China national standards | MT | 120.0 | USD | 20180222 |
| Unknown | China national standards | MT | 740.0 | USD | 20180219 |
| Unknown | China national standards | MT | 110.0 | USD | 20180218 |
| Unknown | China national standards | MT | 740.0 | USD | 20180214 |
| Unknown | China national standards | MT | 710.0 | USD | 20180213 |
| Unknown | China national standards | MT | 120.0 | USD | 20180213 |
| Unknown | China national standards | MT | 120.0 | USD | 20180213 |