| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 39790.0 | USD | 20190122 |
| Unknown | China national standards | MT | 26390.0 | USD | 20190122 |
| Unknown | China national standards | MT | 27030.0 | USD | 20190121 |
| Unknown | China national standards | MT | 5740.0 | USD | 20190121 |
| Unknown | China national standards | MT | 3330.0 | USD | 20190121 |
| Unknown | China national standards | MT | 24350.0 | USD | 20190120 |
| Unknown | China national standards | MT | 26460.0 | USD | 20190119 |
| Unknown | China national standards | MT | 27070.0 | USD | 20190119 |
| Unknown | China national standards | MT | 26570.0 | USD | 20190119 |
| Unknown | China national standards | MT | 3660.0 | USD | 20190119 |