| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shanxi Sedin Engineering | China national standards | MT | 1205.13 | USD | 20260415 |
| Jiangxi Chengzhi | China national standards | MT | USD | 20260206 | |
| Sinopec | China national standards | MT | USD | 20260114 | |
| Sinopec | China national standards | MT | USD | 20260113 | |
| BASF YPC | China national standards | MT | USD | 20260113 | |
| Sinopec | China national standards | MT | USD | 20260109 | |
| Sinopec | China national standards | MT | USD | 20260106 | |
| CNPC | China national standards | MT | USD | 20250811 |
