| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 56570.0 | USD | 20200201 |
| Unknown | China national standards | MT | 7930.0 | USD | 20200201 |
| Unknown | China national standards | MT | 6970.0 | USD | 20191223 |
| Unknown | China national standards | MT | 230.0 | USD | 20191223 |
| Unknown | China national standards | MT | 220.0 | USD | 20191222 |
| Unknown | China national standards | MT | 260.0 | USD | 20191222 |
| Unknown | China national standards | MT | 1770.0 | USD | 20191221 |
| Unknown | China national standards | MT | 200.0 | USD | 20191221 |
| Unknown | China national standards | MT | 240.0 | USD | 20191220 |
| Unknown | China national standards | MT | 200.0 | USD | 20191220 |