| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 710.0 | USD | 20190116 |
| Unknown | China national standards | MT | 680.0 | USD | 20190116 |
| Unknown | China national standards | MT | 710.0 | USD | 20190115 |
| Unknown | China national standards | MT | 4600.0 | USD | 20190113 |
| Unknown | China national standards | MT | 4890.0 | USD | 20190113 |
| Unknown | China national standards | MT | 4770.0 | USD | 20190113 |
| Unknown | China national standards | MT | 4640.0 | USD | 20190112 |
| Unknown | China national standards | MT | 4940.0 | USD | 20190111 |
| Unknown | China national standards | MT | 690.0 | USD | 20190111 |
| Unknown | China national standards | MT | 4850.0 | USD | 20190110 |