| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 750.0 | USD | 20190712 |
| Unknown | China national standards | MT | 140.0 | USD | 20190711 |
| Unknown | China national standards | MT | 510.0 | USD | 20190711 |
| Unknown | China national standards | MT | 590.0 | USD | 20190710 |
| Unknown | China national standards | MT | 23370.0 | USD | 20190710 |
| Unknown | China national standards | MT | 5110.0 | USD | 20190710 |
| Unknown | China national standards | MT | 4040.0 | USD | 20190710 |
| Unknown | China national standards | MT | 4840.0 | USD | 20190701 |
| Unknown | China national standards | MT | 8560.0 | USD | 20190701 |
| Unknown | China national standards | MT | 980.0 | USD | 20190701 |