| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 103420.0 | USD | 20181222 |
| Unknown | China national standards | MT | 13740.0 | USD | 20181220 |
| Unknown | China national standards | MT | 14960.0 | USD | 20181218 |
| Unknown | China national standards | MT | 12770.0 | USD | 20181218 |
| Unknown | China national standards | MT | 14110.0 | USD | 20181217 |
| Unknown | China national standards | MT | 14980.0 | USD | 20181216 |
| Unknown | China national standards | MT | 106040.0 | USD | 20181215 |
| Unknown | China national standards | MT | 13780.0 | USD | 20181215 |
| Unknown | China national standards | MT | 104020.0 | USD | 20181213 |
| Unknown | China national standards | MT | 14140.0 | USD | 20181213 |