| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 260.0 | USD | 20180512 |
| Unknown | China national standards | MT | 2720.0 | USD | 20180512 |
| Unknown | China national standards | MT | 3280.0 | USD | 20180511 |
| Unknown | China national standards | MT | 340.0 | USD | 20180510 |
| Unknown | China national standards | MT | 390.0 | USD | 20180510 |
| Unknown | China national standards | MT | 320.0 | USD | 20180510 |
| Unknown | China national standards | MT | 3400.0 | USD | 20180510 |
| Unknown | China national standards | MT | 2680.0 | USD | 20180501 |
| Unknown | China national standards | MT | 3970.0 | USD | 20180501 |
| Unknown | China national standards | MT | 3400.0 | USD | 20180501 |