| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 440.0 | USD | 20210101 |
| Unknown | China national standards | MT | 380.0 | USD | 20210101 |
| Unknown | China national standards | MT | 300.0 | USD | 20201223 |
| Unknown | China national standards | MT | 290.0 | USD | 20201223 |
| Unknown | China national standards | MT | 280.0 | USD | 20201222 |
| Unknown | China national standards | MT | 290.0 | USD | 20201222 |
| Unknown | China national standards | MT | 250.0 | USD | 20201222 |
| Unknown | China national standards | MT | 320.0 | USD | 20201222 |
| Unknown | China national standards | MT | 1910.0 | USD | 20201222 |
| Unknown | China national standards | MT | 2110.0 | USD | 20201222 |