| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 14100.0 | USD | 20180516 |
| Unknown | China national standards | MT | 2390.0 | USD | 20180514 |
| Unknown | China national standards | MT | 2390.0 | USD | 20180513 |
| Unknown | China national standards | MT | 6130.0 | USD | 20180512 |
| Unknown | China national standards | MT | 15000.0 | USD | 20180511 |
| Unknown | China national standards | MT | 2250.0 | USD | 20180501 |
| Unknown | China national standards | MT | 14180.0 | USD | 20180501 |
| Unknown | China national standards | MT | 15030.0 | USD | 20180501 |
| Unknown | China national standards | MT | 6140.0 | USD | 20180501 |
| Unknown | China national standards | MT | 980.0 | USD | 20180501 |