| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Unknown | China national standards | MT | USD | 20180501 | |
| Unknown | China national standards | MT | USD | 20180423 | |
| Unknown | China national standards | MT | USD | 20180420 | |
| Unknown | China national standards | MT | USD | 20180401 | |
| Unknown | China national standards | MT | USD | 20180321 | |
| Unknown | China national standards | MT | USD | 20180319 | |
| Unknown | China national standards | MT | USD | 20180318 | |
| Unknown | China national standards | MT | USD | 20180317 | |
| Unknown | China national standards | MT | USD | 20180313 | |
| Unknown | China national standards | MT | USD | 20180310 |
