| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3590.0 | USD | 20191212 |
| Unknown | China national standards | MT | 4320.0 | USD | 20191211 |
| Unknown | China national standards | MT | 3830.0 | USD | 20191211 |
| Unknown | China national standards | MT | 530.0 | USD | 20191210 |
| Unknown | China national standards | MT | 3750.0 | USD | 20191201 |
| Unknown | China national standards | MT | 540.0 | USD | 20191201 |
| Unknown | China national standards | MT | 3820.0 | USD | 20191201 |
| Unknown | China national standards | MT | 3590.0 | USD | 20191201 |
| Unknown | China national standards | MT | 530.0 | USD | 20191201 |
| Unknown | China national standards | MT | 4150.0 | USD | 20191201 |