| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 5130.0 | USD | 20180315 |
| Unknown | China national standards | MT | 5410.0 | USD | 20180314 |
| Unknown | China national standards | MT | 850.0 | USD | 20180312 |
| Unknown | China national standards | MT | 4850.0 | USD | 20180301 |
| Unknown | China national standards | MT | 810.0 | USD | 20180301 |
| Unknown | China national standards | MT | 850.0 | USD | 20180301 |
| Unknown | China national standards | MT | 5400.0 | USD | 20180301 |
| Unknown | China national standards | MT | 5110.0 | USD | 20180301 |
| Unknown | China national standards | MT | 5690.0 | USD | 20180218 |
| Unknown | China national standards | MT | 2190.0 | USD | 20180216 |