| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1240.0 | USD | 20191222 |
| Unknown | China national standards | MT | 190.0 | USD | 20191221 |
| Unknown | China national standards | MT | 1320.0 | USD | 20191221 |
| Unknown | China national standards | MT | 1320.0 | USD | 20191221 |
| Unknown | China national standards | MT | 1070.0 | USD | 20191220 |
| Unknown | China national standards | MT | 190.0 | USD | 20191219 |
| Unknown | China national standards | MT | 180.0 | USD | 20191217 |
| Unknown | China national standards | MT | 190.0 | USD | 20191216 |
| Unknown | China national standards | MT | 150.0 | USD | 20191216 |
| Unknown | China national standards | MT | 190.0 | USD | 20191216 |