| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 320.0 | USD | 20191122 |
| Unknown | China national standards | MT | 3400.0 | USD | 20191121 |
| Unknown | China national standards | MT | 1740.0 | USD | 20191121 |
| Unknown | China national standards | MT | 650.0 | USD | 20191121 |
| Unknown | China national standards | MT | 590.0 | USD | 20191121 |
| Unknown | China national standards | MT | 1120.0 | USD | 20191120 |
| Unknown | China national standards | MT | 11860.0 | USD | 20191119 |
| Unknown | China national standards | MT | 1690.0 | USD | 20191119 |
| Unknown | China national standards | MT | 3340.0 | USD | 20191119 |
| Unknown | China national standards | MT | 12250.0 | USD | 20191118 |