| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 860.0 | USD | 20200312 |
| Unknown | China national standards | MT | 830.0 | USD | 20200311 |
| Unknown | China national standards | MT | 120.0 | USD | 20200310 |
| Unknown | China national standards | MT | 120.0 | USD | 20200310 |
| Unknown | China national standards | MT | 850.0 | USD | 20200301 |
| Unknown | China national standards | MT | 120.0 | USD | 20200301 |
| Unknown | China national standards | MT | 130.0 | USD | 20200301 |
| Unknown | China national standards | MT | 330.0 | USD | 20200301 |
| Unknown | China national standards | MT | 120.0 | USD | 20200301 |
| Unknown | China national standards | MT | 120.0 | USD | 20200301 |