| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 110.0 | USD | 20200201 |
| Unknown | China national standards | MT | 110.0 | USD | 20200201 |
| Unknown | China national standards | MT | 110.0 | USD | 20200201 |
| Unknown | China national standards | MT | 104210.0 | USD | 20200201 |
| Unknown | China national standards | MT | 730.0 | USD | 20200201 |
| Unknown | China national standards | MT | 740.0 | USD | 20200201 |
| Unknown | China national standards | MT | 550.0 | USD | 20200201 |
| Unknown | China national standards | MT | 750.0 | USD | 20200201 |
| Unknown | China national standards | MT | 730.0 | USD | 20191222 |
| Unknown | China national standards | MT | 740.0 | USD | 20191220 |