| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 110.0 | USD | 20191220 |
| Unknown | China national standards | MT | 750.0 | USD | 20191219 |
| Unknown | China national standards | MT | 280.0 | USD | 20191219 |
| Unknown | China national standards | MT | 110.0 | USD | 20191216 |
| Unknown | China national standards | MT | 760.0 | USD | 20191215 |
| Unknown | China national standards | MT | 4410.0 | USD | 20191211 |
| Unknown | China national standards | MT | 740.0 | USD | 20191201 |
| Unknown | China national standards | MT | 110.0 | USD | 20191201 |
| Unknown | China national standards | MT | 630.0 | USD | 20191201 |
| Unknown | China national standards | MT | 110.0 | USD | 20191201 |