| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 940.0 | USD | 20190420 |
| Unknown | China national standards | MT | 140.0 | USD | 20190419 |
| Unknown | China national standards | MT | 130.0 | USD | 20190419 |
| Unknown | China national standards | MT | 1050.0 | USD | 20190418 |
| Unknown | China national standards | MT | 670.0 | USD | 20190418 |
| Unknown | China national standards | MT | 1100.0 | USD | 20190418 |
| Unknown | China national standards | MT | 940.0 | USD | 20190418 |
| Unknown | China national standards | MT | 130.0 | USD | 20190417 |
| Unknown | China national standards | MT | 950.0 | USD | 20190417 |
| Unknown | China national standards | MT | 100.0 | USD | 20190416 |