| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 590.0 | USD | 20191110 |
| Unknown | China national standards | MT | 360.0 | USD | 20191110 |
| Unknown | China national standards | MT | 190.0 | USD | 20191110 |
| Unknown | China national standards | MT | 30.0 | USD | 20191110 |
| Unknown | China national standards | MT | 10.0 | USD | 20191110 |
| Unknown | China national standards | MT | 160.0 | USD | 20191110 |
| Unknown | China national standards | MT | 110.0 | USD | 20191101 |
| Unknown | China national standards | MT | 780.0 | USD | 20191101 |
| Unknown | China national standards | MT | 600.0 | USD | 20191101 |
| Unknown | China national standards | MT | 280.0 | USD | 20191101 |