| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 27860.0 | USD | 20180301 |
| Unknown | China national standards | MT | 45550.0 | USD | 20180301 |
| Unknown | China national standards | MT | 4390.0 | USD | 20180301 |
| Unknown | China national standards | MT | 7190.0 | USD | 20180301 |
| Unknown | China national standards | MT | 15630.0 | USD | 20180223 |
| Unknown | China national standards | MT | 6300.0 | USD | 20180221 |
| Unknown | China national standards | MT | 6300.0 | USD | 20180220 |
| Unknown | China national standards | MT | 15640.0 | USD | 20180215 |
| Unknown | China national standards | MT | 40410.0 | USD | 20180213 |
| Unknown | China national standards | MT | 2440.0 | USD | 20180210 |