| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1170.0 | USD | 20190818 |
| Unknown | China national standards | MT | 100.0 | USD | 20190817 |
| Unknown | China national standards | MT | 390.0 | USD | 20190817 |
| Unknown | China national standards | MT | 2420.0 | USD | 20190817 |
| Unknown | China national standards | MT | 100.0 | USD | 20190816 |
| Unknown | China national standards | MT | 860.0 | USD | 20190816 |
| Unknown | China national standards | MT | 130.0 | USD | 20190815 |
| Unknown | China national standards | MT | 820.0 | USD | 20190815 |
| Unknown | China national standards | MT | 100.0 | USD | 20190814 |
| Unknown | China national standards | MT | 2670.0 | USD | 20190813 |