| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3400.0 | USD | 20190116 |
| Unknown | China national standards | MT | 340.0 | USD | 20190114 |
| Unknown | China national standards | MT | 540.0 | USD | 20190113 |
| Unknown | China national standards | MT | 23070.0 | USD | 20190113 |
| Unknown | China national standards | MT | 3830.0 | USD | 20190112 |
| Unknown | China national standards | MT | 28980.0 | USD | 20190111 |
| Unknown | China national standards | MT | 2320.0 | USD | 20190111 |
| Unknown | China national standards | MT | 33540.0 | USD | 20190111 |
| Unknown | China national standards | MT | 80.0 | USD | 20190111 |
| Unknown | China national standards | MT | 4870.0 | USD | 20190111 |