| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 74540.0 | USD | 20200301 |
| Unknown | China national standards | MT | 85890.0 | USD | 20200301 |
| Unknown | China national standards | MT | 70700.0 | USD | 20200223 |
| Unknown | China national standards | MT | 491450.0 | USD | 20200222 |
| Unknown | China national standards | MT | 85710.0 | USD | 20200221 |
| Unknown | China national standards | MT | 601290.0 | USD | 20200220 |
| Unknown | China national standards | MT | 70750.0 | USD | 20200218 |
| Unknown | China national standards | MT | 495800.0 | USD | 20200212 |
| Unknown | China national standards | MT | 69320.0 | USD | 20200211 |
| Unknown | China national standards | MT | 485290.0 | USD | 20200210 |