| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 890.0 | USD | 20190323 |
| Unknown | China national standards | MT | 180.0 | USD | 20190323 |
| Unknown | China national standards | MT | 960.0 | USD | 20190322 |
| Unknown | China national standards | MT | 200.0 | USD | 20190322 |
| Unknown | China national standards | MT | 130.0 | USD | 20190322 |
| Unknown | China national standards | MT | 130.0 | USD | 20190321 |
| Unknown | China national standards | MT | 890.0 | USD | 20190319 |
| Unknown | China national standards | MT | 8200.0 | USD | 20190319 |
| Unknown | China national standards | MT | 180.0 | USD | 20190318 |
| Unknown | China national standards | MT | 130.0 | USD | 20190317 |