| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 730.0 | USD | 20191113 |
| Unknown | China national standards | MT | 880.0 | USD | 20191112 |
| Unknown | China national standards | MT | 110.0 | USD | 20191110 |
| Unknown | China national standards | MT | 130.0 | USD | 20191110 |
| Unknown | China national standards | MT | 110.0 | USD | 20191101 |
| Unknown | China national standards | MT | 500.0 | USD | 20191101 |
| Unknown | China national standards | MT | 100.0 | USD | 20191101 |
| Unknown | China national standards | MT | 910.0 | USD | 20191101 |
| Unknown | China national standards | MT | 3510.0 | USD | 20191101 |
| Unknown | China national standards | MT | 930.0 | USD | 20191101 |