| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 25130.0 | USD | 20180114 |
| Unknown | China national standards | MT | 3230.0 | USD | 20180113 |
| Unknown | China national standards | MT | 3190.0 | USD | 20180113 |
| Unknown | China national standards | MT | 25700.0 | USD | 20180112 |
| Unknown | China national standards | MT | 24090.0 | USD | 20180112 |
| Unknown | China national standards | MT | 3700.0 | USD | 20180112 |
| Unknown | China national standards | MT | 3670.0 | USD | 20180111 |
| Unknown | China national standards | MT | 29410.0 | USD | 20180101 |
| Unknown | China national standards | MT | 23470.0 | USD | 20180101 |
| Unknown | China national standards | MT | 25540.0 | USD | 20180101 |