| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 630.0 | USD | 20190801 |
| Unknown | China national standards | MT | 830.0 | USD | 20190801 |
| Unknown | China national standards | MT | 110.0 | USD | 20190723 |
| Unknown | China national standards | MT | 160.0 | USD | 20190723 |
| Unknown | China national standards | MT | 510.0 | USD | 20190723 |
| Unknown | China national standards | MT | 1030.0 | USD | 20190723 |
| Unknown | China national standards | MT | 820.0 | USD | 20190723 |
| Unknown | China national standards | MT | 480.0 | USD | 20190722 |
| Unknown | China national standards | MT | 190.0 | USD | 20190721 |
| Unknown | China national standards | MT | 3540.0 | USD | 20190721 |