| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2790.0 | USD | 20191201 |
| Unknown | China national standards | MT | 5900.0 | USD | 20191201 |
| Unknown | China national standards | MT | 990.0 | USD | 20191201 |
| Unknown | China national standards | MT | 1830.0 | USD | 20191201 |
| Unknown | China national standards | MT | 70.0 | USD | 20191201 |
| Unknown | China national standards | MT | 280.0 | USD | 20191201 |
| Unknown | China national standards | MT | 250.0 | USD | 20191123 |
| Unknown | China national standards | MT | 220.0 | USD | 20191123 |
| Unknown | China national standards | MT | 6120.0 | USD | 20191123 |
| Unknown | China national standards | MT | 7980.0 | USD | 20191123 |