| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 6760.0 | USD | 20181001 |
| Unknown | China national standards | MT | 6830.0 | USD | 20181001 |
| Unknown | China national standards | MT | 790.0 | USD | 20181001 |
| Unknown | China national standards | MT | 37790.0 | USD | 20181001 |
| Unknown | China national standards | MT | 166970.0 | USD | 20180923 |
| Unknown | China national standards | MT | 14230.0 | USD | 20180921 |
| Unknown | China national standards | MT | 2060.0 | USD | 20180920 |
| Unknown | China national standards | MT | 14180.0 | USD | 20180919 |
| Unknown | China national standards | MT | 24590.0 | USD | 20180914 |
| Unknown | China national standards | MT | 14930.0 | USD | 20180912 |