| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 150.0 | USD | 20190501 |
| Unknown | China national standards | MT | 290.0 | USD | 20190501 |
| Unknown | China national standards | MT | 1000.0 | USD | 20190501 |
| Unknown | China national standards | MT | 1140.0 | USD | 20190501 |
| Unknown | China national standards | MT | 540.0 | USD | 20190501 |
| Unknown | China national standards | MT | 230.0 | USD | 20190501 |
| Unknown | China national standards | MT | 1260.0 | USD | 20190501 |
| Unknown | China national standards | MT | 190.0 | USD | 20190501 |
| Unknown | China national standards | MT | 1690.0 | USD | 20190501 |
| Unknown | China national standards | MT | 11480.0 | USD | 20190501 |