| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 5090.0 | USD | 20180113 |
| Unknown | China national standards | MT | 570.0 | USD | 20180113 |
| Unknown | China national standards | MT | 3780.0 | USD | 20180111 |
| Unknown | China national standards | MT | 770.0 | USD | 20180110 |
| Unknown | China national standards | MT | 6350.0 | USD | 20180101 |
| Unknown | China national standards | MT | 6350.0 | USD | 20180101 |
| Unknown | China national standards | MT | 970.0 | USD | 20180101 |
| Unknown | China national standards | MT | 820.0 | USD | 20180101 |
| Unknown | China national standards | MT | 570.0 | USD | 20180101 |
| Unknown | China national standards | MT | 960.0 | USD | 20180101 |