| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 100.0 | USD | 20200519 |
| Unknown | China national standards | MT | 100.0 | USD | 20200519 |
| Unknown | China national standards | MT | 130.0 | USD | 20200519 |
| Unknown | China national standards | MT | 660.0 | USD | 20200518 |
| Unknown | China national standards | MT | 840.0 | USD | 20200518 |
| Unknown | China national standards | MT | 820.0 | USD | 20200518 |
| Unknown | China national standards | MT | 590.0 | USD | 20200518 |
| Unknown | China national standards | MT | 730.0 | USD | 20200518 |
| Unknown | China national standards | MT | 740.0 | USD | 20200518 |
| Unknown | China national standards | MT | 1000.0 | USD | 20200518 |