| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1810.0 | USD | 20181115 |
| Unknown | China national standards | MT | 1600.0 | USD | 20181114 |
| Unknown | China national standards | MT | 3000.0 | USD | 20181114 |
| Unknown | China national standards | MT | 260.0 | USD | 20181113 |
| Unknown | China national standards | MT | 1290.0 | USD | 20181113 |
| Unknown | China national standards | MT | 1500.0 | USD | 20181111 |
| Unknown | China national standards | MT | 260.0 | USD | 20181111 |
| Unknown | China national standards | MT | 1530.0 | USD | 20181111 |
| Unknown | China national standards | MT | 12490.0 | USD | 20181110 |
| Unknown | China national standards | MT | 12430.0 | USD | 20181101 |