| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 7070.0 | USD | 20191123 |
| Unknown | China national standards | MT | 6500.0 | USD | 20191123 |
| Unknown | China national standards | MT | 980.0 | USD | 20191122 |
| Unknown | China national standards | MT | 900.0 | USD | 20191122 |
| Unknown | China national standards | MT | 670.0 | USD | 20191122 |
| Unknown | China national standards | MT | 670.0 | USD | 20191121 |
| Unknown | China national standards | MT | 910.0 | USD | 20191120 |
| Unknown | China national standards | MT | 980.0 | USD | 20191120 |
| Unknown | China national standards | MT | 6980.0 | USD | 20191119 |
| Unknown | China national standards | MT | 4780.0 | USD | 20191119 |