| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3540.0 | USD | 20190721 |
| Unknown | China national standards | MT | 970.0 | USD | 20190721 |
| Unknown | China national standards | MT | 190.0 | USD | 20190721 |
| Unknown | China national standards | MT | 780.0 | USD | 20190721 |
| Unknown | China national standards | MT | 360.0 | USD | 20190721 |
| Unknown | China national standards | MT | 1030.0 | USD | 20190720 |
| Unknown | China national standards | MT | 110.0 | USD | 20190719 |
| Unknown | China national standards | MT | 3540.0 | USD | 20190719 |
| Unknown | China national standards | MT | 970.0 | USD | 20190719 |
| Unknown | China national standards | MT | 3300.0 | USD | 20190718 |