| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 780.0 | USD | 20200221 |
| Unknown | China national standards | MT | 710.0 | USD | 20200221 |
| Unknown | China national standards | MT | 90.0 | USD | 20200220 |
| Unknown | China national standards | MT | 1650.0 | USD | 20200219 |
| Unknown | China national standards | MT | 570.0 | USD | 20200219 |
| Unknown | China national standards | MT | 590.0 | USD | 20200218 |
| Unknown | China national standards | MT | 670.0 | USD | 20200215 |
| Unknown | China national standards | MT | 440.0 | USD | 20200214 |
| Unknown | China national standards | MT | 710.0 | USD | 20200214 |
| Unknown | China national standards | MT | 730.0 | USD | 20200214 |