| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 110.0 | USD | 20191014 |
| Unknown | China national standards | MT | 810.0 | USD | 20191012 |
| Unknown | China national standards | MT | 750.0 | USD | 20191012 |
| Unknown | China national standards | MT | 130.0 | USD | 20191012 |
| Unknown | China national standards | MT | 880.0 | USD | 20191010 |
| Unknown | China national standards | MT | 900.0 | USD | 20191001 |
| Unknown | China national standards | MT | 810.0 | USD | 20191001 |
| Unknown | China national standards | MT | 780.0 | USD | 20191001 |
| Unknown | China national standards | MT | 800.0 | USD | 20191001 |
| Unknown | China national standards | MT | 780.0 | USD | 20191001 |