| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2660.0 | USD | 20190401 |
| Unknown | China national standards | MT | 2640.0 | USD | 20190401 |
| Unknown | China national standards | MT | 340.0 | USD | 20190323 |
| Unknown | China national standards | MT | 2830.0 | USD | 20190323 |
| Unknown | China national standards | MT | 490.0 | USD | 20190322 |
| Unknown | China national standards | MT | 14420.0 | USD | 20190322 |
| Unknown | China national standards | MT | 20790.0 | USD | 20190322 |
| Unknown | China national standards | MT | 29270.0 | USD | 20190322 |
| Unknown | China national standards | MT | 2640.0 | USD | 20190321 |
| Unknown | China national standards | MT | 16050.0 | USD | 20190321 |