| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 4790.0 | USD | 20180701 |
| Unknown | China national standards | MT | 210.0 | USD | 20180701 |
| Unknown | China national standards | MT | 7410.0 | USD | 20180701 |
| Unknown | China national standards | MT | 4870.0 | USD | 20180701 |
| Unknown | China national standards | MT | 7100.0 | USD | 20180623 |
| Unknown | China national standards | MT | 2770.0 | USD | 20180622 |
| Unknown | China national standards | MT | 17820.0 | USD | 20180617 |
| Unknown | China national standards | MT | 45630.0 | USD | 20180616 |
| Unknown | China national standards | MT | 1880.0 | USD | 20180614 |
| Unknown | China national standards | MT | 45880.0 | USD | 20180614 |