| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 31320.0 | USD | 20200219 |
| Unknown | China national standards | MT | 14630.0 | USD | 20200215 |
| Unknown | China national standards | MT | 41910.0 | USD | 20200215 |
| Unknown | China national standards | MT | 6050.0 | USD | 20200214 |
| Unknown | China national standards | MT | 4500.0 | USD | 20200213 |
| Unknown | China national standards | MT | 4370.0 | USD | 20200213 |
| Unknown | China national standards | MT | 6780.0 | USD | 20200212 |
| Unknown | China national standards | MT | 14620.0 | USD | 20200211 |
| Unknown | China national standards | MT | 31380.0 | USD | 20200211 |
| Unknown | China national standards | MT | 44980.0 | USD | 20200201 |