| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 6080.0 | USD | 20180419 |
| Unknown | China national standards | MT | 5700.0 | USD | 20180419 |
| Unknown | China national standards | MT | 5970.0 | USD | 20180418 |
| Unknown | China national standards | MT | 6100.0 | USD | 20180414 |
| Unknown | China national standards | MT | 6080.0 | USD | 20180413 |
| Unknown | China national standards | MT | 900.0 | USD | 20180401 |
| Unknown | China national standards | MT | 6710.0 | USD | 20180401 |
| Unknown | China national standards | MT | 960.0 | USD | 20180401 |
| Unknown | China national standards | MT | 960.0 | USD | 20180401 |
| Unknown | China national standards | MT | 900.0 | USD | 20180401 |