| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 5270.0 | USD | 20190301 |
| Unknown | China national standards | MT | 800.0 | USD | 20190301 |
| Unknown | China national standards | MT | 780.0 | USD | 20190301 |
| Unknown | China national standards | MT | 960.0 | USD | 20190301 |
| Unknown | China national standards | MT | 890.0 | USD | 20190223 |
| Unknown | China national standards | MT | 5680.0 | USD | 20190222 |
| Unknown | China national standards | MT | 6000.0 | USD | 20190218 |
| Unknown | China national standards | MT | 6080.0 | USD | 20190217 |
| Unknown | China national standards | MT | 820.0 | USD | 20190214 |
| Unknown | China national standards | MT | 820.0 | USD | 20190212 |