| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4410.0 | USD | 20190801 |
| Unknown | China national standards | MT | 4500.0 | USD | 20190801 |
| Unknown | China national standards | MT | 700.0 | USD | 20190801 |
| Unknown | China national standards | MT | 1250.0 | USD | 20190801 |
| Unknown | China national standards | MT | 1200.0 | USD | 20190801 |
| Unknown | China national standards | MT | 640.0 | USD | 20190801 |
| Unknown | China national standards | MT | 5890.0 | USD | 20190801 |
| Unknown | China national standards | MT | 4690.0 | USD | 20190801 |
| Unknown | China national standards | MT | 4780.0 | USD | 20190723 |
| Unknown | China national standards | MT | 4840.0 | USD | 20190722 |