| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 16110.0 | USD | 20180313 |
| Unknown | China national standards | MT | 2490.0 | USD | 20180301 |
| Unknown | China national standards | MT | 2540.0 | USD | 20180301 |
| Unknown | China national standards | MT | 15770.0 | USD | 20180301 |
| Unknown | China national standards | MT | 16080.0 | USD | 20180301 |
| Unknown | China national standards | MT | 15770.0 | USD | 20180301 |
| Unknown | China national standards | MT | 19130.0 | USD | 20180223 |
| Unknown | China national standards | MT | 2460.0 | USD | 20180222 |
| Unknown | China national standards | MT | 2460.0 | USD | 20180218 |
| Unknown | China national standards | MT | 2910.0 | USD | 20180217 |