| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 500.0 | USD | 20200311 |
| Unknown | China national standards | MT | 540.0 | USD | 20200310 |
| Unknown | China national standards | MT | 530.0 | USD | 20200310 |
| Unknown | China national standards | MT | 540.0 | USD | 20200310 |
| Unknown | China national standards | MT | 3670.0 | USD | 20200301 |
| Unknown | China national standards | MT | 3570.0 | USD | 20200301 |
| Unknown | China national standards | MT | 3560.0 | USD | 20200301 |
| Unknown | China national standards | MT | 3600.0 | USD | 20200301 |
| Unknown | China national standards | MT | 3650.0 | USD | 20200301 |
| Unknown | China national standards | MT | 3720.0 | USD | 20200301 |