| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 780.0 | USD | 20191101 |
| Unknown | China national standards | MT | 820.0 | USD | 20191101 |
| Unknown | China national standards | MT | 100.0 | USD | 20191023 |
| Unknown | China national standards | MT | 710.0 | USD | 20191023 |
| Unknown | China national standards | MT | 100.0 | USD | 20191023 |
| Unknown | China national standards | MT | 730.0 | USD | 20191023 |
| Unknown | China national standards | MT | 100.0 | USD | 20191023 |
| Unknown | China national standards | MT | 710.0 | USD | 20191023 |
| Unknown | China national standards | MT | 100.0 | USD | 20191023 |
| Unknown | China national standards | MT | 890.0 | USD | 20191023 |