| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Chambroad Petrochemicals Co., Ltd. | China national standards | MT | 1071.66 | USD | 20251023 |
| SINOPEC Qingdao Petrochemical Co., Ltd. | China national standards | MT | 1099.86 | USD | 20251023 |
| Shandong Mengkangda Chemical Co., Ltd. | China national standards | MT | 803.34 | USD | 20251022 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1282.52 | USD | 20251022 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 803.34 | USD | 20251022 |
| China National Petroleum Corporation Lanzhou Petrochemical Branch | China national standards | MT | 845.62 | USD | 20251022 |
| China Petroleum and Chemical Corporation Tianjin Branch | China national standards | MT | 1071.12 | USD | 20251022 |
| Huizhou Jincheng Petrochemical Equipment Engineering Co., Ltd. | China national standards | MT | 1099.3 | USD | 20251022 |
| China Petroleum and Chemical Corporation Tianjin Branch | China national standards | MT | 845.62 | USD | 20251022 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1014.74 | USD | 20251022 |