| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 40.0 | USD | 20190701 |
| Unknown | China national standards | MT | 100.0 | USD | 20190701 |
| Unknown | China national standards | MT | 1150.0 | USD | 20190701 |
| Unknown | China national standards | MT | 30.0 | USD | 20190701 |
| Unknown | China national standards | MT | 650.0 | USD | 20190701 |
| Unknown | China national standards | MT | 830.0 | USD | 20190701 |
| Unknown | China national standards | MT | 470.0 | USD | 20190623 |
| Unknown | China national standards | MT | 5100.0 | USD | 20190623 |
| Unknown | China national standards | MT | 10.0 | USD | 20190623 |
| Unknown | China national standards | MT | 5100.0 | USD | 20190623 |