| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 170.0 | USD | 20180101 |
| Unknown | China national standards | MT | 160.0 | USD | 20180101 |
| Unknown | China national standards | MT | 400.0 | USD | 20180101 |
| Unknown | China national standards | MT | 260.0 | USD | 20180101 |
| Unknown | China national standards | MT | 1330.0 | USD | 20171223 |
| Unknown | China national standards | MT | 860.0 | USD | 20171223 |
| Unknown | China national standards | MT | 1420.0 | USD | 20171222 |
| Unknown | China national standards | MT | 2840.0 | USD | 20171222 |
| Unknown | China national standards | MT | 1600.0 | USD | 20171221 |
| Unknown | China national standards | MT | 1160.0 | USD | 20171221 |