| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 580.0 | USD | 20190821 |
| Unknown | China national standards | MT | 2930.0 | USD | 20190821 |
| Unknown | China national standards | MT | 2850.0 | USD | 20190820 |
| Unknown | China national standards | MT | 430.0 | USD | 20190820 |
| Unknown | China national standards | MT | 430.0 | USD | 20190820 |
| Unknown | China national standards | MT | 390.0 | USD | 20190820 |
| Unknown | China national standards | MT | 2890.0 | USD | 20190818 |
| Unknown | China national standards | MT | 160.0 | USD | 20190817 |
| Unknown | China national standards | MT | 440.0 | USD | 20190816 |
| Unknown | China national standards | MT | 2890.0 | USD | 20190816 |