| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 440.0 | USD | 20180519 |
| Unknown | China national standards | MT | 350.0 | USD | 20180518 |
| Unknown | China national standards | MT | 9500.0 | USD | 20180518 |
| Unknown | China national standards | MT | 310.0 | USD | 20180518 |
| Unknown | China national standards | MT | 350.0 | USD | 20180517 |
| Unknown | China national standards | MT | 50.0 | USD | 20180517 |
| Unknown | China national standards | MT | 300.0 | USD | 20180516 |
| Unknown | China national standards | MT | 60.0 | USD | 20180516 |
| Unknown | China national standards | MT | 370.0 | USD | 20180515 |
| Unknown | China national standards | MT | 310.0 | USD | 20180515 |