| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 530.0 | USD | 20190421 |
| Unknown | China national standards | MT | 460.0 | USD | 20190421 |
| Unknown | China national standards | MT | 2900.0 | USD | 20190420 |
| Unknown | China national standards | MT | 420.0 | USD | 20190418 |
| Unknown | China national standards | MT | 3930.0 | USD | 20190417 |
| Unknown | China national standards | MT | 2970.0 | USD | 20190416 |
| Unknown | China national standards | MT | 440.0 | USD | 20190415 |
| Unknown | China national standards | MT | 2970.0 | USD | 20190415 |
| Unknown | China national standards | MT | 3930.0 | USD | 20190415 |
| Unknown | China national standards | MT | 270.0 | USD | 20190414 |