| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 260.0 | USD | 20181119 |
| Unknown | China national standards | MT | 260.0 | USD | 20181118 |
| Unknown | China national standards | MT | 1890.0 | USD | 20181118 |
| Unknown | China national standards | MT | 300.0 | USD | 20181116 |
| Unknown | China national standards | MT | 1890.0 | USD | 20181116 |
| Unknown | China national standards | MT | 260.0 | USD | 20181115 |
| Unknown | China national standards | MT | 300.0 | USD | 20181115 |
| Unknown | China national standards | MT | 320.0 | USD | 20181115 |
| Unknown | China national standards | MT | 2220.0 | USD | 20181115 |
| Unknown | China national standards | MT | 2080.0 | USD | 20181114 |