| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 240.0 | USD | 20200901 |
| Unknown | China national standards | MT | 410.0 | USD | 20200901 |
| Unknown | China national standards | MT | 1340.0 | USD | 20200521 |
| Unknown | China national standards | MT | 1600.0 | USD | 20200521 |
| Unknown | China national standards | MT | 1520.0 | USD | 20200521 |
| Unknown | China national standards | MT | 1340.0 | USD | 20200520 |
| Unknown | China national standards | MT | 190.0 | USD | 20200518 |
| Unknown | China national standards | MT | 230.0 | USD | 20200517 |
| Unknown | China national standards | MT | 230.0 | USD | 20200514 |
| Unknown | China national standards | MT | 180.0 | USD | 20200513 |