| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 500.0 | USD | 20200519 |
| Unknown | China national standards | MT | 100.0 | USD | 20200519 |
| Unknown | China national standards | MT | 80.0 | USD | 20200519 |
| Unknown | China national standards | MT | 230.0 | USD | 20200519 |
| Unknown | China national standards | MT | 540.0 | USD | 20200518 |
| Unknown | China national standards | MT | 230.0 | USD | 20200518 |
| Unknown | China national standards | MT | 110.0 | USD | 20200518 |
| Unknown | China national standards | MT | 560.0 | USD | 20200518 |
| Unknown | China national standards | MT | 450.0 | USD | 20200517 |
| Unknown | China national standards | MT | 820.0 | USD | 20200517 |