| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 25690.0 | USD | 20190613 |
| Unknown | China national standards | MT | 6130.0 | USD | 20190613 |
| Unknown | China national standards | MT | 4060.0 | USD | 20190611 |
| Unknown | China national standards | MT | 3740.0 | USD | 20190611 |
| Unknown | China national standards | MT | 5590.0 | USD | 20190610 |
| Unknown | China national standards | MT | 4080.0 | USD | 20190610 |
| Unknown | China national standards | MT | 5580.0 | USD | 20190601 |
| Unknown | China national standards | MT | 27860.0 | USD | 20190601 |
| Unknown | China national standards | MT | 27910.0 | USD | 20190601 |
| Unknown | China national standards | MT | 27360.0 | USD | 20190601 |