| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 260.0 | USD | 20190201 |
| Unknown | China national standards | MT | 260.0 | USD | 20190201 |
| Unknown | China national standards | MT | 250.0 | USD | 20190201 |
| Unknown | China national standards | MT | 1600.0 | USD | 20190123 |
| Unknown | China national standards | MT | 6660.0 | USD | 20190123 |
| Unknown | China national standards | MT | 270.0 | USD | 20190123 |
| Unknown | China national standards | MT | 1600.0 | USD | 20190122 |
| Unknown | China national standards | MT | 3030.0 | USD | 20190122 |
| Unknown | China national standards | MT | 1900.0 | USD | 20190122 |
| Unknown | China national standards | MT | 250.0 | USD | 20190122 |