| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 150.0 | USD | 20190420 |
| Unknown | China national standards | MT | 180.0 | USD | 20190420 |
| Unknown | China national standards | MT | 1670.0 | USD | 20190419 |
| Unknown | China national standards | MT | 1160.0 | USD | 20190419 |
| Unknown | China national standards | MT | 250.0 | USD | 20190418 |
| Unknown | China national standards | MT | 1010.0 | USD | 20190418 |
| Unknown | China national standards | MT | 150.0 | USD | 20190418 |
| Unknown | China national standards | MT | 180.0 | USD | 20190417 |
| Unknown | China national standards | MT | 170.0 | USD | 20190417 |
| Unknown | China national standards | MT | 1100.0 | USD | 20190416 |