| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 26860.0 | USD | 20190201 |
| Unknown | China national standards | MT | 27420.0 | USD | 20190201 |
| Unknown | China national standards | MT | 4050.0 | USD | 20190201 |
| Unknown | China national standards | MT | 4050.0 | USD | 20190201 |
| Unknown | China national standards | MT | 35540.0 | USD | 20190123 |
| Unknown | China national standards | MT | 26050.0 | USD | 20190122 |
| Unknown | China national standards | MT | 26050.0 | USD | 20190122 |
| Unknown | China national standards | MT | 3930.0 | USD | 20190121 |
| Unknown | China national standards | MT | 27120.0 | USD | 20190120 |
| Unknown | China national standards | MT | 5170.0 | USD | 20190119 |