| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 60800.0 | USD | 20200420 |
| Unknown | China national standards | MT | 8290.0 | USD | 20200419 |
| Unknown | China national standards | MT | 61010.0 | USD | 20200414 |
| Unknown | China national standards | MT | 58760.0 | USD | 20200413 |
| Unknown | China national standards | MT | 8690.0 | USD | 20200413 |
| Unknown | China national standards | MT | 61880.0 | USD | 20200412 |
| Unknown | China national standards | MT | 58640.0 | USD | 20200410 |
| Unknown | China national standards | MT | 58370.0 | USD | 20200401 |
| Unknown | China national standards | MT | 8340.0 | USD | 20200401 |
| Unknown | China national standards | MT | 8290.0 | USD | 20200401 |