| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 470.0 | USD | 20180101 |
| Unknown | China national standards | MT | 230.0 | USD | 20180101 |
| Unknown | China national standards | MT | 420.0 | USD | 20180101 |
| Unknown | China national standards | MT | 440.0 | USD | 20180101 |
| Unknown | China national standards | MT | 470.0 | USD | 20180101 |
| Unknown | China national standards | MT | 230.0 | USD | 20180101 |
| Unknown | China national standards | MT | 2510.0 | USD | 20171223 |
| Unknown | China national standards | MT | 2870.0 | USD | 20171223 |
| Unknown | China national standards | MT | 2870.0 | USD | 20171221 |
| Unknown | China national standards | MT | 2510.0 | USD | 20171220 |