| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 2510.0 | USD | 20190217 |
| Unknown | China national standards | MT | 340.0 | USD | 20190217 |
| Unknown | China national standards | MT | 420.0 | USD | 20190216 |
| Unknown | China national standards | MT | 370.0 | USD | 20190216 |
| Unknown | China national standards | MT | 2300.0 | USD | 20190215 |
| Unknown | China national standards | MT | 340.0 | USD | 20190215 |
| Unknown | China national standards | MT | 1000.0 | USD | 20190214 |
| Unknown | China national standards | MT | 150.0 | USD | 20190214 |
| Unknown | China national standards | MT | 2440.0 | USD | 20190213 |
| Unknown | China national standards | MT | 150.0 | USD | 20190212 |