| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 18580.0 | USD | 20191001 |
| Unknown | China national standards | MT | 1540.0 | USD | 20191001 |
| Unknown | China national standards | MT | 18670.0 | USD | 20191001 |
| Unknown | China national standards | MT | 2770.0 | USD | 20191001 |
| Unknown | China national standards | MT | 20460.0 | USD | 20191001 |
| Unknown | China national standards | MT | 18670.0 | USD | 20191001 |
| Unknown | China national standards | MT | 19820.0 | USD | 20190923 |
| Unknown | China national standards | MT | 1940.0 | USD | 20190922 |
| Unknown | China national standards | MT | 19640.0 | USD | 20190922 |
| Unknown | China national standards | MT | 2790.0 | USD | 20190921 |