| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1380.0 | USD | 20180513 |
| Unknown | China national standards | MT | 11620.0 | USD | 20180513 |
| Unknown | China national standards | MT | 15310.0 | USD | 20180512 |
| Unknown | China national standards | MT | 18250.0 | USD | 20180512 |
| Unknown | China national standards | MT | 67420.0 | USD | 20180511 |
| Unknown | China national standards | MT | 11620.0 | USD | 20180511 |
| Unknown | China national standards | MT | 5250.0 | USD | 20180510 |
| Unknown | China national standards | MT | 29110.0 | USD | 20180510 |
| Unknown | China national standards | MT | 9750.0 | USD | 20180501 |
| Unknown | China national standards | MT | 12740.0 | USD | 20180501 |