| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 500.0 | USD | 20191122 |
| Unknown | China national standards | MT | 11970.0 | USD | 20191122 |
| Unknown | China national standards | MT | 1220.0 | USD | 20191121 |
| Unknown | China national standards | MT | 240.0 | USD | 20191120 |
| Unknown | China national standards | MT | 410.0 | USD | 20191119 |
| Unknown | China national standards | MT | 2570.0 | USD | 20191119 |
| Unknown | China national standards | MT | 670.0 | USD | 20191118 |
| Unknown | China national standards | MT | 70.0 | USD | 20191118 |
| Unknown | China national standards | MT | 3280.0 | USD | 20191117 |
| Unknown | China national standards | MT | 490.0 | USD | 20191117 |