| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1610.0 | USD | 20180601 |
| Unknown | China national standards | MT | 5700.0 | USD | 20180601 |
| Unknown | China national standards | MT | 2570.0 | USD | 20180523 |
| Unknown | China national standards | MT | 7190.0 | USD | 20180523 |
| Unknown | China national standards | MT | 7190.0 | USD | 20180523 |
| Unknown | China national standards | MT | 3220.0 | USD | 20180523 |
| Unknown | China national standards | MT | 1770.0 | USD | 20180523 |
| Unknown | China national standards | MT | 2260.0 | USD | 20180522 |
| Unknown | China national standards | MT | 11270.0 | USD | 20180522 |
| Unknown | China national standards | MT | 17170.0 | USD | 20180522 |