| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 24290.0 | USD | 20190623 |
| Unknown | China national standards | MT | 29280.0 | USD | 20190622 |
| Unknown | China national standards | MT | 3680.0 | USD | 20190621 |
| Unknown | China national standards | MT | 4030.0 | USD | 20190620 |
| Unknown | China national standards | MT | 3520.0 | USD | 20190620 |
| Unknown | China national standards | MT | 27880.0 | USD | 20190620 |
| Unknown | China national standards | MT | 530.0 | USD | 20190617 |
| Unknown | China national standards | MT | 27010.0 | USD | 20190617 |
| Unknown | China national standards | MT | 3590.0 | USD | 20190616 |
| Unknown | China national standards | MT | 24660.0 | USD | 20190615 |