| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 460.0 | USD | 20191201 |
| Unknown | China national standards | MT | 520.0 | USD | 20191201 |
| Unknown | China national standards | MT | 520.0 | USD | 20191201 |
| Unknown | China national standards | MT | 400.0 | USD | 20191201 |
| Unknown | China national standards | MT | 490.0 | USD | 20191201 |
| Unknown | China national standards | MT | 440.0 | USD | 20191201 |
| Unknown | China national standards | MT | 230.0 | USD | 20191123 |
| Unknown | China national standards | MT | 500.0 | USD | 20191123 |
| Unknown | China national standards | MT | 130.0 | USD | 20191123 |
| Unknown | China national standards | MT | 440.0 | USD | 20191123 |