| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 6780.0 | USD | 20200501 |
| Unknown | China national standards | MT | 6460.0 | USD | 20200501 |
| Unknown | China national standards | MT | 8220.0 | USD | 20200423 |
| Unknown | China national standards | MT | 6410.0 | USD | 20200423 |
| Unknown | China national standards | MT | 7990.0 | USD | 20200423 |
| Unknown | China national standards | MT | 5210.0 | USD | 20200422 |
| Unknown | China national standards | MT | 6430.0 | USD | 20200421 |
| Unknown | China national standards | MT | 56350.0 | USD | 20200420 |
| Unknown | China national standards | MT | 65390.0 | USD | 20200420 |
| Unknown | China national standards | MT | 59610.0 | USD | 20200419 |