| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1170.17 | USD | 20251021 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Zibo Lishuo Chemical Trading Co., Ltd. | China national standards | MT | 986.89 | USD | 20251021 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 883.97 | USD | 20251021 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1332.3 | USD | 20251021 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 972.79 | USD | 20251021 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 883.97 | USD | 20251021 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 883.97 | USD | 20251021 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1297.05 | USD | 20251021 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1212.46 | USD | 20251021 |