| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 80.0 | USD | 20180101 |
| Unknown | China national standards | MT | 70.0 | USD | 20180101 |
| Unknown | China national standards | MT | 150.0 | USD | 20180101 |
| Unknown | China national standards | MT | 880.0 | USD | 20171223 |
| Unknown | China national standards | MT | 60.0 | USD | 20171223 |
| Unknown | China national standards | MT | 800.0 | USD | 20171222 |
| Unknown | China national standards | MT | 2000.0 | USD | 20171222 |
| Unknown | China national standards | MT | 70.0 | USD | 20171222 |
| Unknown | China national standards | MT | 430.0 | USD | 20171222 |
| Unknown | China national standards | MT | 2000.0 | USD | 20171221 |