| Vendor | Spec | Unit | Price | Currency | Date |
|---|---|---|---|---|---|
| Shandong Xingpeng Chem | China national standards | MT | USD | 20251208 | |
| Shandong Yuanhe Chem | China national standards | MT | USD | 20251208 | |
| Jinan Qi Mat | China national standards | MT | USD | 20251208 | |
| Shaanxi Yanchang Petro | China national standards | MT | USD | 20251208 | |
| CNPC | China national standards | MT | USD | 20251208 | |
| Wanhua Chem | China national standards | MT | USD | 20251208 | |
| Lihuayi Shandong | China national standards | MT | USD | 20251208 | |
| Shandong Yuhuang Chem | China national standards | MT | USD | 20251208 | |
| Sinopec | China national standards | MT | USD | 20251207 | |
| CNPC | China national standards | MT | USD | 20251207 |
