| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 30.0 | USD | 20180520 |
| Unknown | China national standards | MT | 50.0 | USD | 20180519 |
| Unknown | China national standards | MT | 380.0 | USD | 20180519 |
| Unknown | China national standards | MT | 130.0 | USD | 20180519 |
| Unknown | China national standards | MT | 50.0 | USD | 20180518 |
| Unknown | China national standards | MT | 120.0 | USD | 20180516 |
| Unknown | China national standards | MT | 1330.0 | USD | 20180515 |
| Unknown | China national standards | MT | 90.0 | USD | 20180515 |
| Unknown | China national standards | MT | 40.0 | USD | 20180514 |
| Unknown | China national standards | MT | 1330.0 | USD | 20180513 |