| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 9500.0 | USD | 20190422 |
| Unknown | China national standards | MT | 1210.0 | USD | 20190421 |
| Unknown | China national standards | MT | 10730.0 | USD | 20190420 |
| Unknown | China national standards | MT | 1220.0 | USD | 20190419 |
| Unknown | China national standards | MT | 1410.0 | USD | 20190419 |
| Unknown | China national standards | MT | 1210.0 | USD | 20190418 |
| Unknown | China national standards | MT | 1190.0 | USD | 20190417 |
| Unknown | China national standards | MT | 12100.0 | USD | 20190415 |
| Unknown | China national standards | MT | 1340.0 | USD | 20190414 |
| Unknown | China national standards | MT | 8140.0 | USD | 20190414 |