| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 850.0 | USD | 20190618 |
| Unknown | China national standards | MT | 730.0 | USD | 20190618 |
| Unknown | China national standards | MT | 120.0 | USD | 20190617 |
| Unknown | China national standards | MT | 7160.0 | USD | 20190616 |
| Unknown | China national standards | MT | 7160.0 | USD | 20190616 |
| Unknown | China national standards | MT | 450.0 | USD | 20190615 |
| Unknown | China national standards | MT | 140.0 | USD | 20190615 |
| Unknown | China national standards | MT | 810.0 | USD | 20190615 |
| Unknown | China national standards | MT | 1140.0 | USD | 20190614 |
| Unknown | China national standards | MT | 150.0 | USD | 20190614 |