| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2260.0 | USD | 20190722 |
| Unknown | China national standards | MT | 30.0 | USD | 20190721 |
| Unknown | China national standards | MT | 40.0 | USD | 20190721 |
| Unknown | China national standards | MT | 40.0 | USD | 20190721 |
| Unknown | China national standards | MT | 370.0 | USD | 20190721 |
| Unknown | China national standards | MT | 230.0 | USD | 20190721 |
| Unknown | China national standards | MT | 420.0 | USD | 20190721 |
| Unknown | China national standards | MT | 210.0 | USD | 20190720 |
| Unknown | China national standards | MT | 60.0 | USD | 20190720 |
| Unknown | China national standards | MT | 410.0 | USD | 20190720 |