| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 850.0 | USD | 20191011 |
| Unknown | China national standards | MT | 800.0 | USD | 20191010 |
| Unknown | China national standards | MT | 820.0 | USD | 20191010 |
| Unknown | China national standards | MT | 830.0 | USD | 20191010 |
| Unknown | China national standards | MT | 110.0 | USD | 20191001 |
| Unknown | China national standards | MT | 130.0 | USD | 20191001 |
| Unknown | China national standards | MT | 140.0 | USD | 20191001 |
| Unknown | China national standards | MT | 840.0 | USD | 20191001 |
| Unknown | China national standards | MT | 850.0 | USD | 20191001 |
| Unknown | China national standards | MT | 920.0 | USD | 20191001 |