| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 670.0 | USD | 20191218 |
| Unknown | China national standards | MT | 660.0 | USD | 20191217 |
| Unknown | China national standards | MT | 670.0 | USD | 20191217 |
| Unknown | China national standards | MT | 100.0 | USD | 20191217 |
| Unknown | China national standards | MT | 610.0 | USD | 20191216 |
| Unknown | China national standards | MT | 100.0 | USD | 20191216 |
| Unknown | China national standards | MT | 680.0 | USD | 20191216 |
| Unknown | China national standards | MT | 90.0 | USD | 20191216 |
| Unknown | China national standards | MT | 100.0 | USD | 20191215 |
| Unknown | China national standards | MT | 700.0 | USD | 20191215 |