| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 610.0 | USD | 20190201 |
| Unknown | China national standards | MT | 540.0 | USD | 20190201 |
| Unknown | China national standards | MT | 520.0 | USD | 20190201 |
| Unknown | China national standards | MT | 530.0 | USD | 20190201 |
| Unknown | China national standards | MT | 660.0 | USD | 20190201 |
| Unknown | China national standards | MT | 610.0 | USD | 20190201 |
| Unknown | China national standards | MT | 620.0 | USD | 20190201 |
| Unknown | China national standards | MT | 690.0 | USD | 20190201 |
| Unknown | China national standards | MT | 600.0 | USD | 20190201 |
| Unknown | China national standards | MT | 490.0 | USD | 20190201 |