| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 28180.0 | USD | 20190701 |
| Unknown | China national standards | MT | 27200.0 | USD | 20190701 |
| Unknown | China national standards | MT | 27070.0 | USD | 20190701 |
| Unknown | China national standards | MT | 29530.0 | USD | 20190701 |
| Unknown | China national standards | MT | 26610.0 | USD | 20190623 |
| Unknown | China national standards | MT | 3770.0 | USD | 20190621 |
| Unknown | China national standards | MT | 27070.0 | USD | 20190621 |
| Unknown | China national standards | MT | 4060.0 | USD | 20190619 |
| Unknown | China national standards | MT | 6130.0 | USD | 20190618 |
| Unknown | China national standards | MT | 38300.0 | USD | 20190617 |