| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 780.0 | USD | 20181222 |
| Unknown | China national standards | MT | 110.0 | USD | 20181221 |
| Unknown | China national standards | MT | 110.0 | USD | 20181220 |
| Unknown | China national standards | MT | 740.0 | USD | 20181220 |
| Unknown | China national standards | MT | 760.0 | USD | 20181219 |
| Unknown | China national standards | MT | 60.0 | USD | 20181219 |
| Unknown | China national standards | MT | 440.0 | USD | 20181219 |
| Unknown | China national standards | MT | 100.0 | USD | 20181219 |
| Unknown | China national standards | MT | 60.0 | USD | 20181219 |
| Unknown | China national standards | MT | 700.0 | USD | 20181218 |