| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 22080.0 | USD | 20180111 |
| Unknown | China national standards | MT | 2780.0 | USD | 20180111 |
| Unknown | China national standards | MT | 7630.0 | USD | 20180110 |
| Unknown | China national standards | MT | 18280.0 | USD | 20180101 |
| Unknown | China national standards | MT | 6120.0 | USD | 20180101 |
| Unknown | China national standards | MT | 3740.0 | USD | 20180101 |
| Unknown | China national standards | MT | 2230.0 | USD | 20180101 |
| Unknown | China national standards | MT | 2580.0 | USD | 20180101 |
| Unknown | China national standards | MT | 2910.0 | USD | 20180101 |
| Unknown | China national standards | MT | 2220.0 | USD | 20180101 |