| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1270.0 | USD | 20200422 |
| Unknown | China national standards | MT | 120.0 | USD | 20200420 |
| Unknown | China national standards | MT | 130.0 | USD | 20200420 |
| Unknown | China national standards | MT | 210.0 | USD | 20200419 |
| Unknown | China national standards | MT | 210.0 | USD | 20200418 |
| Unknown | China national standards | MT | 120.0 | USD | 20200417 |
| Unknown | China national standards | MT | 190.0 | USD | 20200417 |
| Unknown | China national standards | MT | 1520.0 | USD | 20200413 |
| Unknown | China national standards | MT | 880.0 | USD | 20200411 |
| Unknown | China national standards | MT | 1140.0 | USD | 20200410 |