| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 630.0 | USD | 20201115 |
| Unknown | China national standards | MT | 110.0 | USD | 20201115 |
| Unknown | China national standards | MT | 710.0 | USD | 20201114 |
| Unknown | China national standards | MT | 700.0 | USD | 20201114 |
| Unknown | China national standards | MT | 700.0 | USD | 20201112 |
| Unknown | China national standards | MT | 710.0 | USD | 20201112 |
| Unknown | China national standards | MT | 680.0 | USD | 20201112 |
| Unknown | China national standards | MT | 630.0 | USD | 20201111 |
| Unknown | China national standards | MT | 700.0 | USD | 20201110 |
| Unknown | China national standards | MT | 690.0 | USD | 20201101 |