| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 13660.0 | USD | 20190315 |
| Unknown | China national standards | MT | 8290.0 | USD | 20190314 |
| Unknown | China national standards | MT | 8360.0 | USD | 20190313 |
| Unknown | China national standards | MT | 8280.0 | USD | 20190312 |
| Unknown | China national standards | MT | 19660.0 | USD | 20190312 |
| Unknown | China national standards | MT | 8310.0 | USD | 20190312 |
| Unknown | China national standards | MT | 1260.0 | USD | 20190311 |
| Unknown | China national standards | MT | 8330.0 | USD | 20190310 |
| Unknown | China national standards | MT | 8150.0 | USD | 20190310 |
| Unknown | China national standards | MT | 8480.0 | USD | 20190310 |