| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 270.0 | USD | 20181101 |
| Unknown | China national standards | MT | 320.0 | USD | 20181101 |
| Unknown | China national standards | MT | 2210.0 | USD | 20181101 |
| Unknown | China national standards | MT | 2180.0 | USD | 20181023 |
| Unknown | China national standards | MT | 310.0 | USD | 20181023 |
| Unknown | China national standards | MT | 310.0 | USD | 20181022 |
| Unknown | China national standards | MT | 2090.0 | USD | 20181022 |
| Unknown | China national standards | MT | 2510.0 | USD | 20181021 |
| Unknown | China national standards | MT | 2100.0 | USD | 20181020 |
| Unknown | China national standards | MT | 2090.0 | USD | 20181019 |