| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 180.0 | USD | 20190110 |
| Unknown | China national standards | MT | 210.0 | USD | 20190110 |
| Unknown | China national standards | MT | 260.0 | USD | 20190110 |
| Unknown | China national standards | MT | 250.0 | USD | 20190110 |
| Unknown | China national standards | MT | 180.0 | USD | 20190101 |
| Unknown | China national standards | MT | 680.0 | USD | 20190101 |
| Unknown | China national standards | MT | 1120.0 | USD | 20190101 |
| Unknown | China national standards | MT | 4150.0 | USD | 20190101 |
| Unknown | China national standards | MT | 860.0 | USD | 20190101 |
| Unknown | China national standards | MT | 1670.0 | USD | 20190101 |