| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2000.0 | USD | 20190401 |
| Unknown | China national standards | MT | 1980.0 | USD | 20190401 |
| Unknown | China national standards | MT | 300.0 | USD | 20190323 |
| Unknown | China national standards | MT | 460.0 | USD | 20190323 |
| Unknown | China national standards | MT | 3720.0 | USD | 20190322 |
| Unknown | China national standards | MT | 2170.0 | USD | 20190322 |
| Unknown | China national standards | MT | 460.0 | USD | 20190321 |
| Unknown | China national standards | MT | 25170.0 | USD | 20190321 |
| Unknown | China national standards | MT | 2020.0 | USD | 20190321 |
| Unknown | China national standards | MT | 310.0 | USD | 20190321 |