| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 440.0 | USD | 20190501 |
| Unknown | China national standards | MT | 460.0 | USD | 20190501 |
| Unknown | China national standards | MT | 460.0 | USD | 20190501 |
| Unknown | China national standards | MT | 2840.0 | USD | 20190501 |
| Unknown | China national standards | MT | 2940.0 | USD | 20190501 |
| Unknown | China national standards | MT | 3150.0 | USD | 20190501 |
| Unknown | China national standards | MT | 3300.0 | USD | 20190501 |
| Unknown | China national standards | MT | 2840.0 | USD | 20190501 |
| Unknown | China national standards | MT | 2230.0 | USD | 20190423 |
| Unknown | China national standards | MT | 2840.0 | USD | 20190422 |