| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 70.0 | USD | 20190423 |
| Unknown | China national standards | MT | 1830.0 | USD | 20190423 |
| Unknown | China national standards | MT | 100.0 | USD | 20190422 |
| Unknown | China national standards | MT | 500.0 | USD | 20190422 |
| Unknown | China national standards | MT | 170.0 | USD | 20190422 |
| Unknown | China national standards | MT | 12270.0 | USD | 20190422 |
| Unknown | China national standards | MT | 500.0 | USD | 20190422 |
| Unknown | China national standards | MT | 1200.0 | USD | 20190422 |
| Unknown | China national standards | MT | 790.0 | USD | 20190422 |
| Unknown | China national standards | MT | 1150.0 | USD | 20190422 |