| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4290.0 | USD | 20191221 |
| Unknown | China national standards | MT | 5410.0 | USD | 20191221 |
| Unknown | China national standards | MT | 470.0 | USD | 20191221 |
| Unknown | China national standards | MT | 610.0 | USD | 20191221 |
| Unknown | China national standards | MT | 580.0 | USD | 20191221 |
| Unknown | China national standards | MT | 520.0 | USD | 20191221 |
| Unknown | China national standards | MT | 450.0 | USD | 20191221 |
| Unknown | China national standards | MT | 510.0 | USD | 20191221 |
| Unknown | China national standards | MT | 480.0 | USD | 20191221 |
| Unknown | China national standards | MT | 2020.0 | USD | 20191220 |