| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 76050.0 | USD | 20200517 |
| Unknown | China national standards | MT | 76750.0 | USD | 20200514 |
| Unknown | China national standards | MT | 535290.0 | USD | 20200514 |
| Unknown | China national standards | MT | 76030.0 | USD | 20200514 |
| Unknown | China national standards | MT | 69390.0 | USD | 20200513 |
| Unknown | China national standards | MT | 540550.0 | USD | 20200512 |
| Unknown | China national standards | MT | 541690.0 | USD | 20200511 |
| Unknown | China national standards | MT | 69690.0 | USD | 20200501 |
| Unknown | China national standards | MT | 490590.0 | USD | 20200501 |
| Unknown | China national standards | MT | 538150.0 | USD | 20200501 |