| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 560.0 | USD | 20200501 |
| Unknown | China national standards | MT | 550.0 | USD | 20200501 |
| Unknown | China national standards | MT | 550.0 | USD | 20200501 |
| Unknown | China national standards | MT | 520.0 | USD | 20200501 |
| Unknown | China national standards | MT | 510.0 | USD | 20200501 |
| Unknown | China national standards | MT | 70.0 | USD | 20200501 |
| Unknown | China national standards | MT | 80.0 | USD | 20200501 |
| Unknown | China national standards | MT | 90.0 | USD | 20200501 |
| Unknown | China national standards | MT | 90.0 | USD | 20200423 |
| Unknown | China national standards | MT | 110.0 | USD | 20200422 |