| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 900.0 | USD | 20190501 |
| Unknown | China national standards | MT | 210.0 | USD | 20190501 |
| Unknown | China national standards | MT | 1070.0 | USD | 20190501 |
| Unknown | China national standards | MT | 1180.0 | USD | 20190501 |
| Unknown | China national standards | MT | 900.0 | USD | 20190501 |
| Unknown | China national standards | MT | 240.0 | USD | 20190501 |
| Unknown | China national standards | MT | 140.0 | USD | 20190501 |
| Unknown | China national standards | MT | 160.0 | USD | 20190501 |
| Unknown | China national standards | MT | 40.0 | USD | 20190501 |
| Unknown | China national standards | MT | 40.0 | USD | 20190423 |