| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4390.0 | USD | 20190514 |
| Unknown | China national standards | MT | 47410.0 | USD | 20190514 |
| Unknown | China national standards | MT | 29630.0 | USD | 20190513 |
| Unknown | China national standards | MT | 94430.0 | USD | 20190513 |
| Unknown | China national standards | MT | 40050.0 | USD | 20190512 |
| Unknown | China national standards | MT | 12790.0 | USD | 20190511 |
| Unknown | China national standards | MT | 85820.0 | USD | 20190511 |
| Unknown | China national standards | MT | 5920.0 | USD | 20190510 |
| Unknown | China national standards | MT | 29650.0 | USD | 20190510 |
| Unknown | China national standards | MT | 44900.0 | USD | 20190501 |