| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1057.56 | USD | 20251023 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1353.68 | USD | 20251023 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1219.72 | USD | 20251023 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1198.57 | USD | 20251023 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 1113.96 | USD | 20251023 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 891.17 | USD | 20251023 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 891.17 | USD | 20251023 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 891.17 | USD | 20251023 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 891.17 | USD | 20251023 |
| Shandong Yeyang Chemical Co., Ltd. | China national standards | MT | 1198.57 | USD | 20251023 |