| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 500.0 | USD | 20180101 |
| Unknown | China national standards | MT | 590.0 | USD | 20180101 |
| Unknown | China national standards | MT | 730.0 | USD | 20180101 |
| Unknown | China national standards | MT | 500.0 | USD | 20180101 |
| Unknown | China national standards | MT | 260.0 | USD | 20180101 |
| Unknown | China national standards | MT | 470.0 | USD | 20180101 |
| Unknown | China national standards | MT | 530.0 | USD | 20180101 |
| Unknown | China national standards | MT | 500.0 | USD | 20180101 |
| Unknown | China national standards | MT | 590.0 | USD | 20180101 |
| Unknown | China national standards | MT | 720.0 | USD | 20180101 |