| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 7120.0 | USD | 20180220 |
| Unknown | China national standards | MT | 6950.0 | USD | 20180220 |
| Unknown | China national standards | MT | 5590.0 | USD | 20180219 |
| Unknown | China national standards | MT | 1080.0 | USD | 20180218 |
| Unknown | China national standards | MT | 1080.0 | USD | 20180218 |
| Unknown | China national standards | MT | 750.0 | USD | 20180213 |
| Unknown | China national standards | MT | 4970.0 | USD | 20180212 |
| Unknown | China national standards | MT | 870.0 | USD | 20180211 |
| Unknown | China national standards | MT | 7300.0 | USD | 20180201 |
| Unknown | China national standards | MT | 1090.0 | USD | 20180201 |