| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 18260.0 | USD | 20200201 |
| Unknown | China national standards | MT | 16740.0 | USD | 20200201 |
| Unknown | China national standards | MT | 3540.0 | USD | 20191223 |
| Unknown | China national standards | MT | 20500.0 | USD | 20191223 |
| Unknown | China national standards | MT | 2510.0 | USD | 20191223 |
| Unknown | China national standards | MT | 2080.0 | USD | 20191223 |
| Unknown | China national standards | MT | 2760.0 | USD | 20191221 |
| Unknown | China national standards | MT | 2270.0 | USD | 20191221 |
| Unknown | China national standards | MT | 20810.0 | USD | 20191220 |
| Unknown | China national standards | MT | 20640.0 | USD | 20191220 |