| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 400.0 | USD | 20180101 |
| Unknown | China national standards | MT | 170.0 | USD | 20180101 |
| Unknown | China national standards | MT | 170.0 | USD | 20180101 |
| Unknown | China national standards | MT | 150.0 | USD | 20180101 |
| Unknown | China national standards | MT | 480.0 | USD | 20180101 |
| Unknown | China national standards | MT | 170.0 | USD | 20180101 |
| Unknown | China national standards | MT | 590.0 | USD | 20180101 |
| Unknown | China national standards | MT | 150.0 | USD | 20180101 |
| Unknown | China national standards | MT | 180.0 | USD | 20180101 |
| Unknown | China national standards | MT | 170.0 | USD | 20180101 |