| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2690.0 | USD | 20210320 |
| Unknown | China national standards | MT | 3120.0 | USD | 20210316 |
| Unknown | China national standards | MT | 2690.0 | USD | 20210312 |
| Unknown | China national standards | MT | 20130.0 | USD | 20210312 |
| Unknown | China national standards | MT | 2700.0 | USD | 20210311 |
| Unknown | China national standards | MT | 17370.0 | USD | 20210311 |
| Unknown | China national standards | MT | 2630.0 | USD | 20210310 |
| Unknown | China national standards | MT | 17390.0 | USD | 20210301 |
| Unknown | China national standards | MT | 17430.0 | USD | 20210301 |
| Unknown | China national standards | MT | 17390.0 | USD | 20210301 |