| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 140.0 | USD | 20190121 |
| Unknown | China national standards | MT | 460.0 | USD | 20190121 |
| Unknown | China national standards | MT | 2590.0 | USD | 20190120 |
| Unknown | China national standards | MT | 460.0 | USD | 20190119 |
| Unknown | China national standards | MT | 3080.0 | USD | 20190118 |
| Unknown | China national standards | MT | 2970.0 | USD | 20190118 |
| Unknown | China national standards | MT | 300.0 | USD | 20190118 |
| Unknown | China national standards | MT | 350.0 | USD | 20190118 |
| Unknown | China national standards | MT | 330.0 | USD | 20190117 |
| Unknown | China national standards | MT | 150.0 | USD | 20190117 |