| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 750.0 | USD | 20191212 |
| Unknown | China national standards | MT | 770.0 | USD | 20191212 |
| Unknown | China national standards | MT | 490.0 | USD | 20191212 |
| Unknown | China national standards | MT | 1040.0 | USD | 20191211 |
| Unknown | China national standards | MT | 710.0 | USD | 20191211 |
| Unknown | China national standards | MT | 3410.0 | USD | 20191201 |
| Unknown | China national standards | MT | 660.0 | USD | 20191201 |
| Unknown | China national standards | MT | 750.0 | USD | 20191201 |
| Unknown | China national standards | MT | 770.0 | USD | 20191201 |
| Unknown | China national standards | MT | 680.0 | USD | 20191201 |