| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 30.0 | USD | 20191010 |
| Unknown | China national standards | MT | 230.0 | USD | 20191010 |
| Unknown | China national standards | MT | 560.0 | USD | 20191001 |
| Unknown | China national standards | MT | 490.0 | USD | 20191001 |
| Unknown | China national standards | MT | 20.0 | USD | 20191001 |
| Unknown | China national standards | MT | 30.0 | USD | 20191001 |
| Unknown | China national standards | MT | 30.0 | USD | 20191001 |
| Unknown | China national standards | MT | 560.0 | USD | 20191001 |
| Unknown | China national standards | MT | 210.0 | USD | 20191001 |
| Unknown | China national standards | MT | 210.0 | USD | 20191001 |