| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 61470.0 | USD | 20181019 |
| Unknown | China national standards | MT | 61570.0 | USD | 20181019 |
| Unknown | China national standards | MT | 423150.0 | USD | 20181016 |
| Unknown | China national standards | MT | 423780.0 | USD | 20181013 |
| Unknown | China national standards | MT | 419250.0 | USD | 20181011 |
| Unknown | China national standards | MT | 60910.0 | USD | 20181011 |
| Unknown | China national standards | MT | 419410.0 | USD | 20181010 |
| Unknown | China national standards | MT | 61950.0 | USD | 20181001 |
| Unknown | China national standards | MT | 424820.0 | USD | 20181001 |
| Unknown | China national standards | MT | 424820.0 | USD | 20181001 |