| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 540.0 | USD | 20190223 |
| Unknown | China national standards | MT | 50.0 | USD | 20190223 |
| Unknown | China national standards | MT | 2900.0 | USD | 20190223 |
| Unknown | China national standards | MT | 2550.0 | USD | 20190222 |
| Unknown | China national standards | MT | 310.0 | USD | 20190221 |
| Unknown | China national standards | MT | 21090.0 | USD | 20190221 |
| Unknown | China national standards | MT | 5770.0 | USD | 20190221 |
| Unknown | China national standards | MT | 2530.0 | USD | 20190220 |
| Unknown | China national standards | MT | 19440.0 | USD | 20190219 |
| Unknown | China national standards | MT | 19990.0 | USD | 20190219 |