| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3750.0 | USD | 20191217 |
| Unknown | China national standards | MT | 3290.0 | USD | 20191216 |
| Unknown | China national standards | MT | 24570.0 | USD | 20191215 |
| Unknown | China national standards | MT | 26240.0 | USD | 20191212 |
| Unknown | China national standards | MT | 23050.0 | USD | 20191211 |
| Unknown | China national standards | MT | 23080.0 | USD | 20191201 |
| Unknown | China national standards | MT | 3480.0 | USD | 20191201 |
| Unknown | China national standards | MT | 3730.0 | USD | 20191201 |
| Unknown | China national standards | MT | 22910.0 | USD | 20191201 |
| Unknown | China national standards | MT | 22910.0 | USD | 20191201 |