| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 420.0 | USD | 20190314 |
| Unknown | China national standards | MT | 570.0 | USD | 20190314 |
| Unknown | China national standards | MT | 3240.0 | USD | 20190313 |
| Unknown | China national standards | MT | 1970.0 | USD | 20190313 |
| Unknown | China national standards | MT | 2510.0 | USD | 20190313 |
| Unknown | China national standards | MT | 460.0 | USD | 20190313 |
| Unknown | China national standards | MT | 300.0 | USD | 20190313 |
| Unknown | China national standards | MT | 280.0 | USD | 20190313 |
| Unknown | China national standards | MT | 420.0 | USD | 20190312 |
| Unknown | China national standards | MT | 3270.0 | USD | 20190312 |