| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 60.0 | USD | 20180422 |
| Unknown | China national standards | MT | 30.0 | USD | 20180422 |
| Unknown | China national standards | MT | 1810.0 | USD | 20180421 |
| Unknown | China national standards | MT | 290.0 | USD | 20180421 |
| Unknown | China national standards | MT | 290.0 | USD | 20180421 |
| Unknown | China national standards | MT | 140.0 | USD | 20180420 |
| Unknown | China national standards | MT | 110.0 | USD | 20180420 |
| Unknown | China national standards | MT | 250.0 | USD | 20180419 |
| Unknown | China national standards | MT | 220.0 | USD | 20180419 |
| Unknown | China national standards | MT | 350.0 | USD | 20180419 |