| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 28040.0 | USD | 20190513 |
| Unknown | China national standards | MT | 4180.0 | USD | 20190512 |
| Unknown | China national standards | MT | 1150.0 | USD | 20190512 |
| Unknown | China national standards | MT | 4180.0 | USD | 20190512 |
| Unknown | China national standards | MT | 7110.0 | USD | 20190511 |
| Unknown | China national standards | MT | 4870.0 | USD | 20190510 |
| Unknown | China national standards | MT | 28270.0 | USD | 20190501 |
| Unknown | China national standards | MT | 1070.0 | USD | 20190501 |
| Unknown | China national standards | MT | 4210.0 | USD | 20190501 |
| Unknown | China national standards | MT | 28270.0 | USD | 20190501 |