| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 58980.0 | USD | 20190714 |
| Unknown | China national standards | MT | 60360.0 | USD | 20190711 |
| Unknown | China national standards | MT | 60200.0 | USD | 20190710 |
| Unknown | China national standards | MT | 8560.0 | USD | 20190701 |
| Unknown | China national standards | MT | 8990.0 | USD | 20190615 |
| Unknown | China national standards | MT | 62250.0 | USD | 20190614 |
| Unknown | China national standards | MT | 9270.0 | USD | 20190601 |
| Unknown | China national standards | MT | 61470.0 | USD | 20190601 |
| Unknown | China national standards | MT | 62200.0 | USD | 20190601 |
| Unknown | China national standards | MT | 61470.0 | USD | 20190601 |