| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1750.0 | USD | 20190501 |
| Unknown | China national standards | MT | 72290.0 | USD | 20190501 |
| Unknown | China national standards | MT | 32450.0 | USD | 20190501 |
| Unknown | China national standards | MT | 10030.0 | USD | 20190501 |
| Unknown | China national standards | MT | 380.0 | USD | 20190423 |
| Unknown | China national standards | MT | 610.0 | USD | 20190422 |
| Unknown | China national standards | MT | 750.0 | USD | 20190422 |
| Unknown | China national standards | MT | 2550.0 | USD | 20190422 |
| Unknown | China national standards | MT | 700.0 | USD | 20190422 |
| Unknown | China national standards | MT | 4370.0 | USD | 20190421 |