Currently the major fluorinated polymer research and production enterprise in Shanghai loves rich, Hao chenguang, Shandong Dongyue, Zhejiang officials, in the sky, Jiangsu meilan 14 businesses (not including du Pont and large gold enterprises in China). Where: PTFE manufacturer 10, poly-fluorinated ethylene propylene production Enterprise 5, polyvinylidene fluoride production Enterprise 5, fluorine rubber manufacturer has 6, located in Shanghai, Jiangsu, Zhejiang, Fujian, Shandong, Sichuan, Inner Mongolia and other provinces and cities.