| Shanghai Yuanfeng Plastics Technology Co., Ltd | 2018-05-04 | Dow, Usa, Dupont Singapore, Taiwanization Of Taiwan | 5000K CNY | Not Supported |
| Shanghai Shengyi Yuan Plasticization Co., Ltd | 2022-06-15 | Dow, Usa, Sinopec Shanghai, Taiwan Qimei | 5000K CNY | Not Supported |
| Shanghai Youshu Hui Plasticization Co., Ltd | 2024-02-05 | Dow, Usa, Ube, Asahikasei | 2000K CNY | Not Supported |
| Shanghai Hongchen Plastic Co., Ltd | 2020-12-01 | Dow, Usa, Japanese Daikin, Lotte Chemical | 1000K CNY | Not Supported |
| Shanghai Huzi Plastic Raw Materials Co., Ltd | 2017-03-17 | Dow, Usa, Jinhu, South Korea, Rodia, France | 500K CNY | Not Supported |
| Shanghai Plastic Second Engineering Plastics Co., Ltd | 2023-05-08 | Dow, Usa, Basic Innovative Plastics (Usa), Pet | 3000K CNY | Not Supported |
| Shanghai Xinyanfeng Plasticization Co., Ltd | 2024-03-05 | Dow, Usa, Pc/Abs, Basf-Ypc | 500K CNY | Not Supported |
| Shanghai Fuchen Plastic Raw Materials Co., Ltd | 2020-05-20 | Dow, Usa, Tecona, Usa, Hearst, Usa | 5000K CNY | Not Supported |
| Shanghai Jinberun Plasticization Co., Ltd | 2025-12-25 | Dow, Usa, Pom/Korean Engineering Plastics, Pmma/Sumitomo Chemical Of Japan | 1000K CNY | Not Supported |
| Shanghai Jiawen IV Plasticization Co., Ltd | 2024-02-29 | Dow, Usa, Huizhou South Asia, Mitsubishi Engineering Of Japan | 1000K CNY | Not Supported |