| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 290.0 | USD | 20191120 |
| Unknown | China national standards | MT | 1380.0 | USD | 20191120 |
| Unknown | China national standards | MT | 240.0 | USD | 20191119 |
| Unknown | China national standards | MT | 3700.0 | USD | 20191119 |
| Unknown | China national standards | MT | 520.0 | USD | 20191119 |
| Unknown | China national standards | MT | 240.0 | USD | 20191118 |
| Unknown | China national standards | MT | 190.0 | USD | 20191118 |
| Unknown | China national standards | MT | 520.0 | USD | 20191117 |
| Unknown | China national standards | MT | 260.0 | USD | 20191117 |
| Unknown | China national standards | MT | 1080.0 | USD | 20191117 |