| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2020.0 | USD | 20180521 |
| Unknown | China national standards | MT | 300.0 | USD | 20180520 |
| Unknown | China national standards | MT | 280.0 | USD | 20180520 |
| Unknown | China national standards | MT | 320.0 | USD | 20180519 |
| Unknown | China national standards | MT | 1830.0 | USD | 20180519 |
| Unknown | China national standards | MT | 2020.0 | USD | 20180519 |
| Unknown | China national standards | MT | 300.0 | USD | 20180518 |
| Unknown | China national standards | MT | 270.0 | USD | 20180518 |
| Unknown | China national standards | MT | 320.0 | USD | 20180518 |
| Unknown | China national standards | MT | 1890.0 | USD | 20180518 |