| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 18990.0 | USD | 20190522 |
| Unknown | China national standards | MT | 4700.0 | USD | 20190521 |
| Unknown | China national standards | MT | 3330.0 | USD | 20190521 |
| Unknown | China national standards | MT | 16170.0 | USD | 20190521 |
| Unknown | China national standards | MT | 29110.0 | USD | 20190521 |
| Unknown | China national standards | MT | 23960.0 | USD | 20190521 |
| Unknown | China national standards | MT | 3190.0 | USD | 20190520 |
| Unknown | China national standards | MT | 3570.0 | USD | 20190520 |
| Unknown | China national standards | MT | 13560.0 | USD | 20190520 |
| Unknown | China national standards | MT | 29100.0 | USD | 20190520 |