| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 990.0 | USD | 20191001 |
| Unknown | China national standards | MT | 1030.0 | USD | 20191001 |
| Unknown | China national standards | MT | 7260.0 | USD | 20191001 |
| Unknown | China national standards | MT | 7510.0 | USD | 20191001 |
| Unknown | China national standards | MT | 990.0 | USD | 20190923 |
| Unknown | China national standards | MT | 1080.0 | USD | 20190922 |
| Unknown | China national standards | MT | 6720.0 | USD | 20190920 |
| Unknown | China national standards | MT | 1060.0 | USD | 20190919 |
| Unknown | China national standards | MT | 6710.0 | USD | 20190918 |
| Unknown | China national standards | MT | 6970.0 | USD | 20190918 |