| Vendor | Spec | Unit | Price | Currency | Date |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1217.49 | USD | 20251010 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1210.45 | USD | 20251010 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1337.12 | USD | 20251010 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1351.2 | USD | 20251010 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1189.34 | USD | 20251010 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1189.34 | USD | 20251010 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 971.17 | USD | 20251010 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 933.17 | USD | 20251010 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 938.8 | USD | 20251010 |
| Jinan Jiaxing Chemical Co., Ltd. | China national standards | MT | 1154.15 | USD | 20251010 |