| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 270.0 | USD | 20190722 |
| Unknown | China national standards | MT | 310.0 | USD | 20190722 |
| Unknown | China national standards | MT | 530.0 | USD | 20190721 |
| Unknown | China national standards | MT | 730.0 | USD | 20190721 |
| Unknown | China national standards | MT | 1740.0 | USD | 20190721 |
| Unknown | China national standards | MT | 1940.0 | USD | 20190721 |
| Unknown | China national standards | MT | 280.0 | USD | 20190720 |
| Unknown | China national standards | MT | 1940.0 | USD | 20190720 |
| Unknown | China national standards | MT | 2140.0 | USD | 20190720 |
| Unknown | China national standards | MT | 3720.0 | USD | 20190719 |