| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2990.0 | USD | 20180620 |
| Unknown | China national standards | MT | 310.0 | USD | 20180619 |
| Unknown | China national standards | MT | 3290.0 | USD | 20180619 |
| Unknown | China national standards | MT | 3180.0 | USD | 20180618 |
| Unknown | China national standards | MT | 3280.0 | USD | 20180617 |
| Unknown | China national standards | MT | 510.0 | USD | 20180615 |
| Unknown | China national standards | MT | 2750.0 | USD | 20180615 |
| Unknown | China national standards | MT | 470.0 | USD | 20180615 |
| Unknown | China national standards | MT | 430.0 | USD | 20180614 |
| Unknown | China national standards | MT | 2900.0 | USD | 20180614 |