| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 630.0 | USD | 20190214 |
| Unknown | China national standards | MT | 4160.0 | USD | 20190214 |
| Unknown | China national standards | MT | 700.0 | USD | 20190213 |
| Unknown | China national standards | MT | 4460.0 | USD | 20190212 |
| Unknown | China national standards | MT | 690.0 | USD | 20190212 |
| Unknown | China national standards | MT | 3880.0 | USD | 20190211 |
| Unknown | China national standards | MT | 3630.0 | USD | 20190211 |
| Unknown | China national standards | MT | 650.0 | USD | 20190201 |
| Unknown | China national standards | MT | 4120.0 | USD | 20190201 |
| Unknown | China national standards | MT | 3650.0 | USD | 20190201 |