| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 425800.0 | USD | 20181001 |
| Unknown | China national standards | MT | 424820.0 | USD | 20181001 |
| Unknown | China national standards | MT | 448760.0 | USD | 20180923 |
| Unknown | China national standards | MT | 417560.0 | USD | 20180923 |
| Unknown | China national standards | MT | 62350.0 | USD | 20180921 |
| Unknown | China national standards | MT | 65250.0 | USD | 20180918 |
| Unknown | China national standards | MT | 427860.0 | USD | 20180917 |
| Unknown | China national standards | MT | 60510.0 | USD | 20180917 |
| Unknown | China national standards | MT | 448720.0 | USD | 20180915 |
| Unknown | China national standards | MT | 429140.0 | USD | 20180910 |