| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 10990.0 | USD | 20180515 |
| Unknown | China national standards | MT | 1990.0 | USD | 20180514 |
| Unknown | China national standards | MT | 12000.0 | USD | 20180514 |
| Unknown | China national standards | MT | 1830.0 | USD | 20180512 |
| Unknown | China national standards | MT | 11840.0 | USD | 20180512 |
| Unknown | China national standards | MT | 14490.0 | USD | 20180511 |
| Unknown | China national standards | MT | 2300.0 | USD | 20180510 |
| Unknown | China national standards | MT | 1980.0 | USD | 20180510 |
| Unknown | China national standards | MT | 1750.0 | USD | 20180501 |
| Unknown | China national standards | MT | 2310.0 | USD | 20180501 |