| Shandong Zhongtan Intelligent Equipment Co., Ltd | 2022-03-01 | Engineering Plastic, Steel Products, Explosion-Proof Electrical Equipment | 10000K CNY | Supported |
| Shanghai Yikai Plastic Products Co., Ltd | 2011-09-21 | Engineering Plastic, Hydlarz, Torlon5030 | 500K CNY | Not Supported |
| Suzhou Hongshuo Elastic Technology Co., Ltd | 2010-12-13 | Engineering Plastic, Extrusion Molding Material, Tpe | 20000K CNY | Not Supported |
| Shenzhen Longyuan Precision Mold Co., Ltd | 2013-07-22 | Engineering Plastic, Dvd Case, Qr Code Scanning Shell Injection Molding Processing | 500K CNY | Supported |
| Guangzhou Yinyuan New Materials Co., Ltd | 2015-07-23 | Engineering Plastic, Pc Flame Retardant, Nylon Flame Retardant | 5263.158K CNY | Not Supported |
| Guangdong Jingcheng Plastic Technology Co., Ltd | 2018-05-09 | Engineering Plastic, Rohm Chemical/Degussa/Baokeli Pmma, Blonde Pa6 | 5170K CNY | Not Supported |
| Dongguan Wanheng New Materials Co., Ltd | 2024-06-05 | Engineering Plastic, Tpu Dow, Usa, Asahi Kasei, Japan | 1000K CNY | Not Supported |
| Zhoushan Guangxing Chemical Co., Ltd | 2024-12-10 | Engineering Plastic, Diethylene Glycol Methyl Ether, 4-Chlorophenol | 5550K CNY | Not Supported |
| Tianjin Baochi Chemical Technology Co., Ltd | 2013-10-12 | Engineering Plastic, Thermal Cracking Carbon Black, Acetylene Black | 10000K CNY | Not Supported |
| Qufu Yishun Chemical Co., Ltd | 2012-07-25 | Engineering Plastic, Vinyl Silane , Alkyl Silane | 500K CNY | Not Supported |