| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 87540.0 | USD | 20190523 |
| Unknown | China national standards | MT | 89490.0 | USD | 20190522 |
| Unknown | China national standards | MT | 87540.0 | USD | 20190522 |
| Unknown | China national standards | MT | 10790.0 | USD | 20190520 |
| Unknown | China national standards | MT | 14040.0 | USD | 20190520 |
| Unknown | China national standards | MT | 13020.0 | USD | 20190520 |
| Unknown | China national standards | MT | 12810.0 | USD | 20190518 |
| Unknown | China national standards | MT | 13460.0 | USD | 20190514 |
| Unknown | China national standards | MT | 29250.0 | USD | 20190514 |
| Unknown | China national standards | MT | 13240.0 | USD | 20190513 |