| Vendor | Spec | Unit | Price | Currency | Date | 
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 909.37 | USD | 20251025 | 
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 972.82 | USD | 20251025 | 
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1219.55 | USD | 20251025 | 
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 986.92 | USD | 20251025 | 
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1353.49 | USD | 20251025 | 
| China Petroleum and Chemical Co., Ltd., QILU Branch | China national standards | MT | 1099.71 | USD | 20251025 | 
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 986.92 | USD | 20251025 | 
| SINOPEC Maoming Petrochemical Co., Ltd. | China national standards | MT | 1127.9 | USD | 20251025 | 
| Lihuayi Group Co., Ltd. | China national standards | MT | 909.37 | USD | 20251025 | 
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1170.2 | USD | 20251024 |