| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 171990.02 | USD | 20190401 |
| Unknown | China national standards | MT | 130.0 | USD | 20190401 |
| Unknown | China national standards | MT | 20400.0 | USD | 20190323 |
| Unknown | China national standards | MT | 780.0 | USD | 20190322 |
| Unknown | China national standards | MT | 1760.0 | USD | 20190322 |
| Unknown | China national standards | MT | 32720.0 | USD | 20190322 |
| Unknown | China national standards | MT | 900.0 | USD | 20190322 |
| Unknown | China national standards | MT | 19980.0 | USD | 20190322 |
| Unknown | China national standards | MT | 400.0 | USD | 20190321 |
| Unknown | China national standards | MT | 11900.0 | USD | 20190321 |