| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 140.0 | USD | 20191220 |
| Unknown | China national standards | MT | 1810.0 | USD | 20191218 |
| Unknown | China national standards | MT | 790.0 | USD | 20191217 |
| Unknown | China national standards | MT | 1310.0 | USD | 20191217 |
| Unknown | China national standards | MT | 110.0 | USD | 20191217 |
| Unknown | China national standards | MT | 710.0 | USD | 20191216 |
| Unknown | China national standards | MT | 690.0 | USD | 20191216 |
| Unknown | China national standards | MT | 190.0 | USD | 20191216 |
| Unknown | China national standards | MT | 100.0 | USD | 20191216 |
| Unknown | China national standards | MT | 1110.0 | USD | 20191215 |