| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 1230.0 | USD | 20190317 |
| Unknown | China national standards | MT | 890.0 | USD | 20190317 |
| Unknown | China national standards | MT | 8180.0 | USD | 20190315 |
| Unknown | China national standards | MT | 900.0 | USD | 20190314 |
| Unknown | China national standards | MT | 1340.0 | USD | 20190314 |
| Unknown | China national standards | MT | 130.0 | USD | 20190314 |
| Unknown | China national standards | MT | 900.0 | USD | 20190313 |
| Unknown | China national standards | MT | 890.0 | USD | 20190313 |
| Unknown | China national standards | MT | 1220.0 | USD | 20190313 |
| Unknown | China national standards | MT | 200.0 | USD | 20190312 |