As well as a good film blowing, coating wiring high investment, so the real protective film manufacturers are not many, can make a good original film is even less. So most factories only stay in the protective film two times, three times processing stage, in the entire protective film industry chain belongs to the lower stage. In terms of regional distribution, the main distribution in Guangdong's Shenzhen, Foshan, Dongguan, as well as Zhejiang, Shanghai, and parts of Jiangsu. However, with the current touch-screen mobile phones and the popularity of 3G mobile phones, the protection of the film market has been more attention of businesses. Many manufacturers have also begun to produce high-end protective film to meet the fashion pursuit of young people.