| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3510.0 | USD | 20190714 |
| Unknown | China national standards | MT | 3290.0 | USD | 20190714 |
| Unknown | China national standards | MT | 680.0 | USD | 20190713 |
| Unknown | China national standards | MT | 680.0 | USD | 20190711 |
| Unknown | China national standards | MT | 720.0 | USD | 20190711 |
| Unknown | China national standards | MT | 3380.0 | USD | 20190710 |
| Unknown | China national standards | MT | 510.0 | USD | 20190701 |
| Unknown | China national standards | MT | 5270.0 | USD | 20190701 |
| Unknown | China national standards | MT | 3400.0 | USD | 20190701 |
| Unknown | China national standards | MT | 3400.0 | USD | 20190701 |