| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 300.0 | USD | 20180101 |
| Unknown | China national standards | MT | 280.0 | USD | 20180101 |
| Unknown | China national standards | MT | 600.0 | USD | 20180101 |
| Unknown | China national standards | MT | 400.0 | USD | 20180101 |
| Unknown | China national standards | MT | 380.0 | USD | 20180101 |
| Unknown | China national standards | MT | 260.0 | USD | 20180101 |
| Unknown | China national standards | MT | 410.0 | USD | 20180101 |
| Unknown | China national standards | MT | 370.0 | USD | 20180101 |
| Unknown | China national standards | MT | 680.0 | USD | 20180101 |
| Unknown | China national standards | MT | 430.0 | USD | 20180101 |