| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Qingdao Shengze Chem | China national standards | MT | USD | 20251028 | |
| Shandong Mingyu | China national standards | MT | USD | 20251028 | |
| Shandong Chambroad | China national standards | MT | USD | 20251028 | |
| CNPC | China national standards | MT | USD | 20251028 | |
| Qilu Petrochem | China national standards | MT | USD | 20251028 | |
| Shandong Aite Chem | China national standards | MT | USD | 20251028 | |
| Shandong Mengkanda Chem | China national standards | MT | USD | 20251028 | |
| Shandong Dongming Petro | China national standards | MT | USD | 20251028 | |
| Huaibei Beike | China national standards | MT | USD | 20251027 | |
| Anyang Yutian | China national standards | MT | USD | 20251027 |
