| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 270.0 | USD | 20181222 |
| Unknown | China national standards | MT | 110.0 | USD | 20181222 |
| Unknown | China national standards | MT | 150.0 | USD | 20181220 |
| Unknown | China national standards | MT | 240.0 | USD | 20181219 |
| Unknown | China national standards | MT | 30.0 | USD | 20181217 |
| Unknown | China national standards | MT | 30.0 | USD | 20181216 |
| Unknown | China national standards | MT | 530.0 | USD | 20181215 |
| Unknown | China national standards | MT | 270.0 | USD | 20181214 |
| Unknown | China national standards | MT | 1060.0 | USD | 20181214 |
| Unknown | China national standards | MT | 200.0 | USD | 20181213 |