| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 6670.0 | USD | 20190423 |
| Unknown | China national standards | MT | 1270.0 | USD | 20190423 |
| Unknown | China national standards | MT | 7190.0 | USD | 20190423 |
| Unknown | China national standards | MT | 7190.0 | USD | 20190422 |
| Unknown | China national standards | MT | 1080.0 | USD | 20190422 |
| Unknown | China national standards | MT | 1080.0 | USD | 20190421 |
| Unknown | China national standards | MT | 1000.0 | USD | 20190420 |
| Unknown | China national standards | MT | 1030.0 | USD | 20190420 |
| Unknown | China national standards | MT | 1070.0 | USD | 20190419 |
| Unknown | China national standards | MT | 1180.0 | USD | 20190419 |