| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petro | China national standards | MT | 932.35 | USD | 20251128 |
| Shandong Qiangsen Chem | China national standards | MT | 1045.36 | USD | 20251128 |
| Shaanxi Yanchang Petro | China national standards | MT | 1200.75 | USD | 20251128 |
| Shandong Yuhuang Chem | China national standards | MT | 1200.75 | USD | 20251128 |
| Shandong Laya Chem | China national standards | MT | 974.73 | USD | 20251128 |
| Shandong Hongyang Chem | China national standards | MT | 1193.69 | USD | 20251128 |
| Zibo Lishuo Chem | China national standards | MT | 988.85 | USD | 20251128 |
| CNPC | China national standards | MT | 1214.88 | USD | 20251128 |
| Lihuayi Weiyuan Chem | China national standards | MT | 1327.89 | USD | 20251128 |
| Sinopec | China national standards | MT | 1229.0 | USD | 20251128 |