| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2740.0 | USD | 20180501 |
| Unknown | China national standards | MT | 17750.0 | USD | 20180423 |
| Unknown | China national standards | MT | 64370.0 | USD | 20180423 |
| Unknown | China national standards | MT | 2830.0 | USD | 20180420 |
| Unknown | China national standards | MT | 38350.0 | USD | 20180420 |
| Unknown | China national standards | MT | 2810.0 | USD | 20180419 |
| Unknown | China national standards | MT | 34420.0 | USD | 20180418 |
| Unknown | China national standards | MT | 16640.0 | USD | 20180417 |
| Unknown | China national standards | MT | 3940.0 | USD | 20180417 |
| Unknown | China national standards | MT | 17880.0 | USD | 20180417 |