| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 12190.0 | USD | 20190501 |
| Unknown | China national standards | MT | 6000.0 | USD | 20190501 |
| Unknown | China national standards | MT | 5580.0 | USD | 20190501 |
| Unknown | China national standards | MT | 2800.0 | USD | 20190501 |
| Unknown | China national standards | MT | 8260.0 | USD | 20190501 |
| Unknown | China national standards | MT | 6550.0 | USD | 20190501 |
| Unknown | China national standards | MT | 8690.0 | USD | 20190501 |
| Unknown | China national standards | MT | 6940.0 | USD | 20190501 |
| Unknown | China national standards | MT | 5040.0 | USD | 20190501 |
| Unknown | China national standards | MT | 2630.0 | USD | 20190501 |