| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 38600.0 | USD | 20180601 |
| Unknown | China national standards | MT | 33250.0 | USD | 20180601 |
| Unknown | China national standards | MT | 44330.0 | USD | 20180523 |
| Unknown | China national standards | MT | 25400.0 | USD | 20180523 |
| Unknown | China national standards | MT | 25340.0 | USD | 20180522 |
| Unknown | China national standards | MT | 7590.0 | USD | 20180521 |
| Unknown | China national standards | MT | 4000.0 | USD | 20180519 |
| Unknown | China national standards | MT | 51040.0 | USD | 20180519 |
| Unknown | China national standards | MT | 7060.0 | USD | 20180518 |
| Unknown | China national standards | MT | 7060.0 | USD | 20180518 |