| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2690.0 | USD | 20190619 |
| Unknown | China national standards | MT | 120.0 | USD | 20190618 |
| Unknown | China national standards | MT | 3310.0 | USD | 20190616 |
| Unknown | China national standards | MT | 820.0 | USD | 20190616 |
| Unknown | China national standards | MT | 90.0 | USD | 20190615 |
| Unknown | China national standards | MT | 780.0 | USD | 20190615 |
| Unknown | China national standards | MT | 880.0 | USD | 20190614 |
| Unknown | China national standards | MT | 820.0 | USD | 20190614 |
| Unknown | China national standards | MT | 100.0 | USD | 20190614 |
| Unknown | China national standards | MT | 120.0 | USD | 20190614 |