| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 500.0 | USD | 20180111 |
| Unknown | China national standards | MT | 310.0 | USD | 20180111 |
| Unknown | China national standards | MT | 2030.0 | USD | 20180110 |
| Unknown | China national standards | MT | 630.0 | USD | 20180101 |
| Unknown | China national standards | MT | 690.0 | USD | 20180101 |
| Unknown | China national standards | MT | 420.0 | USD | 20180101 |
| Unknown | China national standards | MT | 660.0 | USD | 20180101 |
| Unknown | China national standards | MT | 380.0 | USD | 20180101 |
| Unknown | China national standards | MT | 400.0 | USD | 20180101 |
| Unknown | China national standards | MT | 320.0 | USD | 20180101 |