| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 140.0 | USD | 20190622 |
| Unknown | China national standards | MT | 1030.0 | USD | 20190622 |
| Unknown | China national standards | MT | 180.0 | USD | 20190622 |
| Unknown | China national standards | MT | 1250.0 | USD | 20190620 |
| Unknown | China national standards | MT | 200.0 | USD | 20190619 |
| Unknown | China national standards | MT | 1230.0 | USD | 20190619 |
| Unknown | China national standards | MT | 980.0 | USD | 20190618 |
| Unknown | China national standards | MT | 1110.0 | USD | 20190617 |
| Unknown | China national standards | MT | 150.0 | USD | 20190615 |
| Unknown | China national standards | MT | 160.0 | USD | 20190614 |