| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 420.0 | USD | 20191121 |
| Unknown | China national standards | MT | 20.0 | USD | 20191121 |
| Unknown | China national standards | MT | 30.0 | USD | 20191121 |
| Unknown | China national standards | MT | 30.0 | USD | 20191121 |
| Unknown | China national standards | MT | 670.0 | USD | 20191121 |
| Unknown | China national standards | MT | 130.0 | USD | 20191121 |
| Unknown | China national standards | MT | 30.0 | USD | 20191120 |
| Unknown | China national standards | MT | 10.0 | USD | 20191120 |
| Unknown | China national standards | MT | 880.0 | USD | 20191120 |
| Unknown | China national standards | MT | 360.0 | USD | 20191119 |