| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3940.0 | USD | 20190501 |
| Unknown | China national standards | MT | 3410.0 | USD | 20190501 |
| Unknown | China national standards | MT | 3890.0 | USD | 20190501 |
| Unknown | China national standards | MT | 4140.0 | USD | 20190501 |
| Unknown | China national standards | MT | 540.0 | USD | 20190501 |
| Unknown | China national standards | MT | 620.0 | USD | 20190501 |
| Unknown | China national standards | MT | 560.0 | USD | 20190501 |
| Unknown | China national standards | MT | 580.0 | USD | 20190501 |
| Unknown | China national standards | MT | 590.0 | USD | 20190501 |
| Unknown | China national standards | MT | 580.0 | USD | 20190423 |