| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2300.0 | USD | 20180114 |
| Unknown | China national standards | MT | 14750.0 | USD | 20180112 |
| Unknown | China national standards | MT | 2280.0 | USD | 20180112 |
| Unknown | China national standards | MT | 2310.0 | USD | 20180112 |
| Unknown | China national standards | MT | 15100.0 | USD | 20180111 |
| Unknown | China national standards | MT | 2240.0 | USD | 20180111 |
| Unknown | China national standards | MT | 1650.0 | USD | 20180111 |
| Unknown | China national standards | MT | 2220.0 | USD | 20180110 |
| Unknown | China national standards | MT | 15130.0 | USD | 20180101 |
| Unknown | China national standards | MT | 14620.0 | USD | 20180101 |