| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2970.0 | USD | 20190721 |
| Unknown | China national standards | MT | 27330.0 | USD | 20190721 |
| Unknown | China national standards | MT | 2330.0 | USD | 20190720 |
| Unknown | China national standards | MT | 27330.0 | USD | 20190719 |
| Unknown | China national standards | MT | 27950.0 | USD | 20190719 |
| Unknown | China national standards | MT | 20480.0 | USD | 20190719 |
| Unknown | China national standards | MT | 15980.0 | USD | 20190718 |
| Unknown | China national standards | MT | 3560.0 | USD | 20190717 |
| Unknown | China national standards | MT | 3570.0 | USD | 20190715 |
| Unknown | China national standards | MT | 27930.0 | USD | 20190715 |