| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4750.0 | USD | 20191116 |
| Unknown | China national standards | MT | 850.0 | USD | 20191112 |
| Unknown | China national standards | MT | 4760.0 | USD | 20191111 |
| Unknown | China national standards | MT | 670.0 | USD | 20191101 |
| Unknown | China national standards | MT | 840.0 | USD | 20191101 |
| Unknown | China national standards | MT | 55380.0 | USD | 20191101 |
| Unknown | China national standards | MT | 7830.0 | USD | 20191101 |
| Unknown | China national standards | MT | 5940.0 | USD | 20191101 |
| Unknown | China national standards | MT | 480.0 | USD | 20191023 |
| Unknown | China national standards | MT | 480.0 | USD | 20191020 |