| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 107040.0 | USD | 20190301 |
| Unknown | China national standards | MT | 98880.0 | USD | 20190301 |
| Unknown | China national standards | MT | 15830.0 | USD | 20190301 |
| Unknown | China national standards | MT | 14640.0 | USD | 20190301 |
| Unknown | China national standards | MT | 15840.0 | USD | 20190220 |
| Unknown | China national standards | MT | 15820.0 | USD | 20190218 |
| Unknown | China national standards | MT | 15740.0 | USD | 20190216 |
| Unknown | China national standards | MT | 107000.0 | USD | 20190215 |
| Unknown | China national standards | MT | 106810.0 | USD | 20190214 |
| Unknown | China national standards | MT | 108210.0 | USD | 20190213 |