| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 890.0 | USD | 20200311 |
| Unknown | China national standards | MT | 840.0 | USD | 20200310 |
| Unknown | China national standards | MT | 800.0 | USD | 20200310 |
| Unknown | China national standards | MT | 130.0 | USD | 20200310 |
| Unknown | China national standards | MT | 120.0 | USD | 20200310 |
| Unknown | China national standards | MT | 130.0 | USD | 20200310 |
| Unknown | China national standards | MT | 230.0 | USD | 20200310 |
| Unknown | China national standards | MT | 790.0 | USD | 20200301 |
| Unknown | China national standards | MT | 820.0 | USD | 20200301 |
| Unknown | China national standards | MT | 840.0 | USD | 20200301 |