| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 5590.0 | USD | 20191016 |
| Unknown | China national standards | MT | 5280.0 | USD | 20191014 |
| Unknown | China national standards | MT | 660.0 | USD | 20191010 |
| Unknown | China national standards | MT | 660.0 | USD | 20191001 |
| Unknown | China national standards | MT | 790.0 | USD | 20191001 |
| Unknown | China national standards | MT | 770.0 | USD | 20191001 |
| Unknown | China national standards | MT | 730.0 | USD | 20191001 |
| Unknown | China national standards | MT | 4700.0 | USD | 20191001 |
| Unknown | China national standards | MT | 4700.0 | USD | 20191001 |
| Unknown | China national standards | MT | 5280.0 | USD | 20191001 |