| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 160.0 | USD | 20200501 |
| Unknown | China national standards | MT | 160.0 | USD | 20200501 |
| Unknown | China national standards | MT | 1120.0 | USD | 20200423 |
| Unknown | China national standards | MT | 1070.0 | USD | 20200423 |
| Unknown | China national standards | MT | 150.0 | USD | 20200422 |
| Unknown | China national standards | MT | 1110.0 | USD | 20200421 |
| Unknown | China national standards | MT | 1080.0 | USD | 20200421 |
| Unknown | China national standards | MT | 1070.0 | USD | 20200419 |
| Unknown | China national standards | MT | 150.0 | USD | 20200418 |
| Unknown | China national standards | MT | 160.0 | USD | 20200416 |