| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 330.0 | USD | 20180101 |
| Unknown | China national standards | MT | 500.0 | USD | 20180101 |
| Unknown | China national standards | MT | 1610.0 | USD | 20171223 |
| Unknown | China national standards | MT | 1930.0 | USD | 20171223 |
| Unknown | China national standards | MT | 200.0 | USD | 20171223 |
| Unknown | China national standards | MT | 500.0 | USD | 20171223 |
| Unknown | China national standards | MT | 120.0 | USD | 20171223 |
| Unknown | China national standards | MT | 1720.0 | USD | 20171223 |
| Unknown | China national standards | MT | 140.0 | USD | 20171223 |
| Unknown | China national standards | MT | 740.0 | USD | 20171222 |