| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 3390.0 | USD | 20190318 |
| Unknown | China national standards | MT | 22880.0 | USD | 20190317 |
| Unknown | China national standards | MT | 3060.0 | USD | 20190317 |
| Unknown | China national standards | MT | 23300.0 | USD | 20190316 |
| Unknown | China national standards | MT | 23300.0 | USD | 20190316 |
| Unknown | China national standards | MT | 320.0 | USD | 20190316 |
| Unknown | China national standards | MT | 4320.0 | USD | 20190315 |
| Unknown | China national standards | MT | 22140.0 | USD | 20190315 |
| Unknown | China national standards | MT | 29240.0 | USD | 20190314 |
| Unknown | China national standards | MT | 22940.0 | USD | 20190314 |