| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 5690.0 | USD | 20200321 |
| Unknown | China national standards | MT | 800.0 | USD | 20200321 |
| Unknown | China national standards | MT | 770.0 | USD | 20200321 |
| Unknown | China national standards | MT | 5340.0 | USD | 20200319 |
| Unknown | China national standards | MT | 670.0 | USD | 20200319 |
| Unknown | China national standards | MT | 5890.0 | USD | 20200317 |
| Unknown | China national standards | MT | 5690.0 | USD | 20200315 |
| Unknown | China national standards | MT | 5240.0 | USD | 20200313 |
| Unknown | China national standards | MT | 5900.0 | USD | 20200313 |
| Unknown | China national standards | MT | 860.0 | USD | 20200313 |