| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 800.0 | USD | 20180516 |
| Unknown | China national standards | MT | 130.0 | USD | 20180516 |
| Unknown | China national standards | MT | 850.0 | USD | 20180514 |
| Unknown | China national standards | MT | 820.0 | USD | 20180513 |
| Unknown | China national standards | MT | 820.0 | USD | 20180513 |
| Unknown | China national standards | MT | 130.0 | USD | 20180513 |
| Unknown | China national standards | MT | 130.0 | USD | 20180513 |
| Unknown | China national standards | MT | 130.0 | USD | 20180511 |
| Unknown | China national standards | MT | 840.0 | USD | 20180510 |
| Unknown | China national standards | MT | 130.0 | USD | 20180501 |