| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 990.0 | USD | 20190801 |
| Unknown | China national standards | MT | 1000.0 | USD | 20190801 |
| Unknown | China national standards | MT | 130.0 | USD | 20190723 |
| Unknown | China national standards | MT | 140.0 | USD | 20190723 |
| Unknown | China national standards | MT | 2500.0 | USD | 20190723 |
| Unknown | China national standards | MT | 140.0 | USD | 20190722 |
| Unknown | China national standards | MT | 140.0 | USD | 20190722 |
| Unknown | China national standards | MT | 960.0 | USD | 20190722 |
| Unknown | China national standards | MT | 890.0 | USD | 20190722 |
| Unknown | China national standards | MT | 920.0 | USD | 20190722 |