| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 58220.0 | USD | 20200516 |
| Unknown | China national standards | MT | 6910.0 | USD | 20200514 |
| Unknown | China national standards | MT | 6750.0 | USD | 20200513 |
| Unknown | China national standards | MT | 8290.0 | USD | 20200513 |
| Unknown | China national standards | MT | 45320.0 | USD | 20200511 |
| Unknown | China national standards | MT | 6920.0 | USD | 20200511 |
| Unknown | China national standards | MT | 48430.0 | USD | 20200510 |
| Unknown | China national standards | MT | 6490.0 | USD | 20200501 |
| Unknown | China national standards | MT | 6880.0 | USD | 20200501 |
| Unknown | China national standards | MT | 6940.0 | USD | 20200501 |