| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4810.0 | USD | 20191220 |
| Unknown | China national standards | MT | 600.0 | USD | 20191219 |
| Unknown | China national standards | MT | 4820.0 | USD | 20191216 |
| Unknown | China national standards | MT | 4260.0 | USD | 20191216 |
| Unknown | China national standards | MT | 1020.0 | USD | 20191215 |
| Unknown | China national standards | MT | 4540.0 | USD | 20191215 |
| Unknown | China national standards | MT | 4540.0 | USD | 20191214 |
| Unknown | China national standards | MT | 1020.0 | USD | 20191212 |
| Unknown | China national standards | MT | 700.0 | USD | 20191211 |
| Unknown | China national standards | MT | 680.0 | USD | 20191210 |