| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 110.0 | USD | 20180101 |
| Unknown | China national standards | MT | 110.0 | USD | 20180101 |
| Unknown | China national standards | MT | 170.0 | USD | 20180101 |
| Unknown | China national standards | MT | 720.0 | USD | 20171223 |
| Unknown | China national standards | MT | 980.0 | USD | 20171222 |
| Unknown | China national standards | MT | 110.0 | USD | 20171222 |
| Unknown | China national standards | MT | 740.0 | USD | 20171222 |
| Unknown | China national standards | MT | 110.0 | USD | 20171221 |
| Unknown | China national standards | MT | 1310.0 | USD | 20171221 |
| Unknown | China national standards | MT | 380.0 | USD | 20171220 |