| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 820.0 | 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 | 150.0 | USD | 20200201 |
| Unknown | China national standards | MT | 760.0 | USD | 20200201 |
| Unknown | China national standards | MT | 4540.0 | USD | 20200201 |
| Unknown | China national standards | MT | 820.0 | USD | 20200201 |
| Unknown | China national standards | MT | 2910.0 | USD | 20200201 |
| Unknown | China national standards | MT | 760.0 | USD | 20191221 |
| Unknown | China national standards | MT | 630.0 | USD | 20191220 |