| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 40.0 | USD | 20200412 |
| Unknown | China national standards | MT | 130.0 | USD | 20200412 |
| Unknown | China national standards | MT | 320.0 | USD | 20200411 |
| Unknown | China national standards | MT | 200.0 | USD | 20200410 |
| Unknown | China national standards | MT | 630.0 | USD | 20200410 |
| Unknown | China national standards | MT | 170.0 | USD | 20200410 |
| Unknown | China national standards | MT | 90.0 | USD | 20200410 |
| Unknown | China national standards | MT | 20.0 | USD | 20200410 |
| Unknown | China national standards | MT | 20.0 | USD | 20200410 |
| Unknown | China national standards | MT | 620.0 | USD | 20200401 |