| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 100.0 | USD | 20200523 |
| Unknown | China national standards | MT | 100.0 | USD | 20200523 |
| Unknown | China national standards | MT | 580.0 | USD | 20200522 |
| Unknown | China national standards | MT | 1090.0 | USD | 20200522 |
| Unknown | China national standards | MT | 100.0 | USD | 20200522 |
| Unknown | China national standards | MT | 90.0 | USD | 20200522 |
| Unknown | China national standards | MT | 670.0 | USD | 20200521 |
| Unknown | China national standards | MT | 680.0 | USD | 20200521 |
| Unknown | China national standards | MT | 90.0 | USD | 20200520 |
| Unknown | China national standards | MT | 680.0 | USD | 20200520 |