| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1640.0 | USD | 20190201 |
| Unknown | China national standards | MT | 1450.0 | USD | 20190201 |
| Unknown | China national standards | MT | 1640.0 | USD | 20190201 |
| Unknown | China national standards | MT | 1470.0 | USD | 20190201 |
| Unknown | China national standards | MT | 1410.0 | USD | 20190201 |
| Unknown | China national standards | MT | 240.0 | USD | 20190201 |
| Unknown | China national standards | MT | 210.0 | USD | 20190123 |
| Unknown | China national standards | MT | 230.0 | USD | 20190120 |
| Unknown | China national standards | MT | 1670.0 | USD | 20190119 |
| Unknown | China national standards | MT | 240.0 | USD | 20190119 |