| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 810.0 | USD | 20200201 |
| Unknown | China national standards | MT | 850.0 | USD | 20200201 |
| Unknown | China national standards | MT | 880.0 | USD | 20200201 |
| Unknown | China national standards | MT | 840.0 | USD | 20200201 |
| Unknown | China national standards | MT | 920.0 | USD | 20200201 |
| Unknown | China national standards | MT | 940.0 | USD | 20200201 |
| Unknown | China national standards | MT | 820.0 | USD | 20200201 |
| Unknown | China national standards | MT | 820.0 | USD | 20191223 |
| Unknown | China national standards | MT | 820.0 | USD | 20191223 |
| Unknown | China national standards | MT | 820.0 | USD | 20191223 |