| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1530.0 | USD | 20180523 |
| Unknown | China national standards | MT | 1180.0 | USD | 20180522 |
| Unknown | China national standards | MT | 1870.0 | USD | 20180522 |
| Unknown | China national standards | MT | 2500.0 | USD | 20180522 |
| Unknown | China national standards | MT | 880.0 | USD | 20180521 |
| Unknown | China national standards | MT | 1170.0 | USD | 20180521 |
| Unknown | China national standards | MT | 820.0 | USD | 20180521 |
| Unknown | China national standards | MT | 140.0 | USD | 20180521 |
| Unknown | China national standards | MT | 1000.0 | USD | 20180520 |
| Unknown | China national standards | MT | 1000.0 | USD | 20180520 |