| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 670.0 | USD | 20180422 |
| Unknown | China national standards | MT | 11730.0 | USD | 20180421 |
| Unknown | China national standards | MT | 11640.0 | USD | 20180421 |
| Unknown | China national standards | MT | 940.0 | USD | 20180420 |
| Unknown | China national standards | MT | 1600.0 | USD | 20180419 |
| Unknown | China national standards | MT | 3730.0 | USD | 20180419 |
| Unknown | China national standards | MT | 10120.0 | USD | 20180419 |
| Unknown | China national standards | MT | 3060.0 | USD | 20180416 |
| Unknown | China national standards | MT | 590.0 | USD | 20180416 |
| Unknown | China national standards | MT | 1600.0 | USD | 20180416 |