| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 63980.0 | USD | 20190418 |
| Unknown | China national standards | MT | 66990.0 | USD | 20190418 |
| Unknown | China national standards | MT | 35190.0 | USD | 20190415 |
| Unknown | China national standards | MT | 420.0 | USD | 20190414 |
| Unknown | China national standards | MT | 9520.0 | USD | 20190414 |
| Unknown | China national standards | MT | 250.0 | USD | 20190413 |
| Unknown | China national standards | MT | 310.0 | USD | 20190413 |
| Unknown | China national standards | MT | 2820.0 | USD | 20190412 |
| Unknown | China national standards | MT | 1650.0 | USD | 20190412 |
| Unknown | China national standards | MT | 9960.0 | USD | 20190411 |