| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2520.0 | USD | 20191112 |
| Unknown | China national standards | MT | 23740.0 | USD | 20191101 |
| Unknown | China national standards | MT | 17720.0 | USD | 20191101 |
| Unknown | China national standards | MT | 19920.0 | USD | 20191101 |
| Unknown | China national standards | MT | 20280.0 | USD | 20191017 |
| Unknown | China national standards | MT | 2880.0 | USD | 20191016 |
| Unknown | China national standards | MT | 2880.0 | USD | 20191016 |
| Unknown | China national standards | MT | 2630.0 | USD | 20191013 |
| Unknown | China national standards | MT | 18600.0 | USD | 20191012 |
| Unknown | China national standards | MT | 20300.0 | USD | 20191001 |