| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 120.0 | USD | 20200901 |
| Unknown | China national standards | MT | 110.0 | USD | 20200901 |
| Unknown | China national standards | MT | 5070.0 | USD | 20200523 |
| Unknown | China national standards | MT | 450.0 | USD | 20200523 |
| Unknown | China national standards | MT | 60.0 | USD | 20200523 |
| Unknown | China national standards | MT | 430.0 | USD | 20200522 |
| Unknown | China national standards | MT | 450.0 | USD | 20200522 |
| Unknown | China national standards | MT | 510.0 | USD | 20200522 |
| Unknown | China national standards | MT | 520.0 | USD | 20200522 |
| Unknown | China national standards | MT | 540.0 | USD | 20200522 |