| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3640.0 | USD | 20200512 |
| Unknown | China national standards | MT | 510.0 | USD | 20200512 |
| Unknown | China national standards | MT | 510.0 | USD | 20200512 |
| Unknown | China national standards | MT | 530.0 | USD | 20200511 |
| Unknown | China national standards | MT | 520.0 | USD | 20200510 |
| Unknown | China national standards | MT | 520.0 | USD | 20200510 |
| Unknown | China national standards | MT | 3580.0 | USD | 20200501 |
| Unknown | China national standards | MT | 3670.0 | USD | 20200501 |
| Unknown | China national standards | MT | 3360.0 | USD | 20200501 |
| Unknown | China national standards | MT | 520.0 | USD | 20200501 |