| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 6440.0 | USD | 20180801 |
| Unknown | China national standards | MT | 690.0 | USD | 20180801 |
| Unknown | China national standards | MT | 1150.0 | USD | 20180801 |
| Unknown | China national standards | MT | 710.0 | USD | 20180801 |
| Unknown | China national standards | MT | 1320.0 | USD | 20180620 |
| Unknown | China national standards | MT | 4190.0 | USD | 20180613 |
| Unknown | China national standards | MT | 8330.0 | USD | 20180601 |
| Unknown | China national standards | MT | 660.0 | USD | 20180601 |
| Unknown | China national standards | MT | 660.0 | USD | 20180601 |
| Unknown | China national standards | MT | 4190.0 | USD | 20180601 |