| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 610.0 | USD | 20190823 |
| Unknown | China national standards | MT | 670.0 | USD | 20190823 |
| Unknown | China national standards | MT | 110.0 | USD | 20190822 |
| Unknown | China national standards | MT | 1270.0 | USD | 20190821 |
| Unknown | China national standards | MT | 1020.0 | USD | 20190820 |
| Unknown | China national standards | MT | 410.0 | USD | 20190820 |
| Unknown | China national standards | MT | 100.0 | USD | 20190820 |
| Unknown | China national standards | MT | 2820.0 | USD | 20190819 |
| Unknown | China national standards | MT | 150.0 | USD | 20190819 |
| Unknown | China national standards | MT | 1070.0 | USD | 20190819 |