| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 90.0 | USD | 20200213 |
| Unknown | China national standards | MT | 100.0 | USD | 20200212 |
| Unknown | China national standards | MT | 100.0 | USD | 20200211 |
| Unknown | China national standards | MT | 90.0 | USD | 20200201 |
| Unknown | China national standards | MT | 90.0 | USD | 20200201 |
| Unknown | China national standards | MT | 620.0 | USD | 20200201 |
| Unknown | China national standards | MT | 640.0 | USD | 20200201 |
| Unknown | China national standards | MT | 760.0 | USD | 20200201 |
| Unknown | China national standards | MT | 730.0 | USD | 20200201 |
| Unknown | China national standards | MT | 610.0 | USD | 20200201 |