| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 5430.0 | USD | 20191220 |
| Unknown | China national standards | MT | 24400.0 | USD | 20191220 |
| Unknown | China national standards | MT | 1220.0 | USD | 20191219 |
| Unknown | China national standards | MT | 8550.0 | USD | 20191215 |
| Unknown | China national standards | MT | 3840.0 | USD | 20191210 |
| Unknown | China national standards | MT | 17460.0 | USD | 20191201 |
| Unknown | China national standards | MT | 1210.0 | USD | 20191201 |
| Unknown | China national standards | MT | 37900.0 | USD | 20191201 |
| Unknown | China national standards | MT | 5410.0 | USD | 20191201 |
| Unknown | China national standards | MT | 2490.0 | USD | 20191201 |