| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 5050.0 | USD | 20190301 |
| Unknown | China national standards | MT | 9800.0 | USD | 20190301 |
| Unknown | China national standards | MT | 5050.0 | USD | 20190301 |
| Unknown | China national standards | MT | 8180.0 | USD | 20190301 |
| Unknown | China national standards | MT | 1310.0 | USD | 20190219 |
| Unknown | China national standards | MT | 8750.0 | USD | 20190216 |
| Unknown | China national standards | MT | 7940.0 | USD | 20190215 |
| Unknown | China national standards | MT | 8740.0 | USD | 20190213 |
| Unknown | China national standards | MT | 8240.0 | USD | 20190213 |
| Unknown | China national standards | MT | 1320.0 | USD | 20190210 |