| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 70.0 | USD | 20200501 |
| Unknown | China national standards | MT | 70.0 | USD | 20200501 |
| Unknown | China national standards | MT | 500.0 | USD | 20200423 |
| Unknown | China national standards | MT | 530.0 | USD | 20200423 |
| Unknown | China national standards | MT | 800.0 | USD | 20200423 |
| Unknown | China national standards | MT | 530.0 | USD | 20200423 |
| Unknown | China national standards | MT | 60.0 | USD | 20200423 |
| Unknown | China national standards | MT | 530.0 | USD | 20200422 |
| Unknown | China national standards | MT | 700.0 | USD | 20200422 |
| Unknown | China national standards | MT | 120.0 | USD | 20200422 |