| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 7520.0 | USD | 20190801 |
| Unknown | China national standards | MT | 25570.0 | USD | 20190801 |
| Unknown | China national standards | MT | 1020.0 | USD | 20190723 |
| Unknown | China national standards | MT | 780.0 | USD | 20190723 |
| Unknown | China national standards | MT | 6910.0 | USD | 20190722 |
| Unknown | China national standards | MT | 7050.0 | USD | 20190722 |
| Unknown | China national standards | MT | 910.0 | USD | 20190721 |
| Unknown | China national standards | MT | 3280.0 | USD | 20190721 |
| Unknown | China national standards | MT | 1020.0 | USD | 20190720 |
| Unknown | China national standards | MT | 7590.0 | USD | 20190720 |