| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3270.0 | USD | 20200901 |
| Unknown | China national standards | MT | 3670.0 | USD | 20200523 |
| Unknown | China national standards | MT | 3640.0 | USD | 20200523 |
| Unknown | China national standards | MT | 520.0 | USD | 20200523 |
| Unknown | China national standards | MT | 3600.0 | USD | 20200522 |
| Unknown | China national standards | MT | 3670.0 | USD | 20200522 |
| Unknown | China national standards | MT | 3600.0 | USD | 20200522 |
| Unknown | China national standards | MT | 520.0 | USD | 20200522 |
| Unknown | China national standards | MT | 3480.0 | USD | 20200521 |
| Unknown | China national standards | MT | 3630.0 | USD | 20200521 |