| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2410.0 | USD | 20200316 |
| Unknown | China national standards | MT | 380.0 | USD | 20200315 |
| Unknown | China national standards | MT | 230.0 | USD | 20200314 |
| Unknown | China national standards | MT | 350.0 | USD | 20200312 |
| Unknown | China national standards | MT | 2410.0 | USD | 20200301 |
| Unknown | China national standards | MT | 1600.0 | USD | 20200301 |
| Unknown | China national standards | MT | 2650.0 | USD | 20200301 |
| Unknown | China national standards | MT | 380.0 | USD | 20200301 |
| Unknown | China national standards | MT | 290.0 | USD | 20200221 |
| Unknown | China national standards | MT | 2160.0 | USD | 20200220 |