| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 180.0 | USD | 20190516 |
| Unknown | China national standards | MT | 9500.0 | USD | 20190516 |
| Unknown | China national standards | MT | 9470.0 | USD | 20190515 |
| Unknown | China national standards | MT | 9560.0 | USD | 20190514 |
| Unknown | China national standards | MT | 8880.0 | USD | 20190512 |
| Unknown | China national standards | MT | 9600.0 | USD | 20190510 |
| Unknown | China national standards | MT | 9700.0 | USD | 20190501 |
| Unknown | China national standards | MT | 8640.0 | USD | 20190501 |
| Unknown | China national standards | MT | 9720.0 | USD | 20190501 |
| Unknown | China national standards | MT | 57030.0 | USD | 20190501 |