| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 600.0 | USD | 20180801 |
| Unknown | China national standards | MT | 330.0 | USD | 20180801 |
| Unknown | China national standards | MT | 430.0 | USD | 20180723 |
| Unknown | China national standards | MT | 3130.0 | USD | 20180723 |
| Unknown | China national standards | MT | 4710.0 | USD | 20180723 |
| Unknown | China national standards | MT | 1910.0 | USD | 20180723 |
| Unknown | China national standards | MT | 2660.0 | USD | 20180723 |
| Unknown | China national standards | MT | 3080.0 | USD | 20180723 |
| Unknown | China national standards | MT | 2510.0 | USD | 20180722 |
| Unknown | China national standards | MT | 2990.0 | USD | 20180722 |