| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2720.0 | USD | 20190613 |
| Unknown | China national standards | MT | 2690.0 | USD | 20190612 |
| Unknown | China national standards | MT | 19350.0 | USD | 20190612 |
| Unknown | China national standards | MT | 19080.0 | USD | 20190611 |
| Unknown | China national standards | MT | 18810.0 | USD | 20190610 |
| Unknown | China national standards | MT | 2950.0 | USD | 20190601 |
| Unknown | China national standards | MT | 2690.0 | USD | 20190601 |
| Unknown | China national standards | MT | 2820.0 | USD | 20190601 |
| Unknown | China national standards | MT | 2840.0 | USD | 20190601 |
| Unknown | China national standards | MT | 18680.0 | USD | 20190601 |