| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 500.0 | USD | 20190201 |
| Unknown | China national standards | MT | 500.0 | USD | 20190201 |
| Unknown | China national standards | MT | 530.0 | USD | 20190201 |
| Unknown | China national standards | MT | 500.0 | USD | 20190201 |
| Unknown | China national standards | MT | 500.0 | USD | 20190201 |
| Unknown | China national standards | MT | 560.0 | USD | 20190201 |
| Unknown | China national standards | MT | 590.0 | USD | 20190201 |
| Unknown | China national standards | MT | 580.0 | USD | 20190201 |
| Unknown | China national standards | MT | 80.0 | USD | 20190201 |
| Unknown | China national standards | MT | 80.0 | USD | 20190201 |