| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2740.0 | USD | 20190211 |
| Unknown | China national standards | MT | 5950.0 | USD | 20190210 |
| Unknown | China national standards | MT | 3030.0 | USD | 20190201 |
| Unknown | China national standards | MT | 21890.0 | USD | 20190201 |
| Unknown | China national standards | MT | 18680.0 | USD | 20190201 |
| Unknown | China national standards | MT | 19660.0 | USD | 20190201 |
| Unknown | China national standards | MT | 20520.0 | USD | 20190201 |
| Unknown | China national standards | MT | 2760.0 | USD | 20190201 |
| Unknown | China national standards | MT | 3030.0 | USD | 20190201 |
| Unknown | China national standards | MT | 2790.0 | USD | 20190201 |