| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 100.0 | USD | 20200312 |
| Unknown | China national standards | MT | 5030.0 | USD | 20200311 |
| Unknown | China national standards | MT | 120.0 | USD | 20200311 |
| Unknown | China national standards | MT | 1000.0 | USD | 20200310 |
| Unknown | China national standards | MT | 500.0 | USD | 20200310 |
| Unknown | China national standards | MT | 700.0 | USD | 20200301 |
| Unknown | China national standards | MT | 670.0 | USD | 20200301 |
| Unknown | China national standards | MT | 5400.0 | USD | 20200301 |
| Unknown | China national standards | MT | 5400.0 | USD | 20200301 |
| Unknown | China national standards | MT | 5000.0 | USD | 20200301 |