The company is mainly engaged in R&D, production and sales of special functional polyester films, and is one of the largest manufacturers of special functional polyester films in China. The company was founded in December 2004, and the company was listed on the Shenzhen Stock Exchange GEM in 2012. The company is a high-tech enterprise focusing on the manufacture of functional polyester films. Its main business is R&D, production and sales of special functional polyester films. The main products are polyester films for photovoltaics, polyester films for electronics and optics, polyester films for electrical insulation, polyester films for power batteries, and polyester films for textile rolls. Corporate honors: 2011 Star Enterprise, 2010 Top Ten Taxpayer Enterprises, Credit (Contract) AAA Enterprise, Zhonglou District Innovative High-tech Enterprise, Jiangsu Enterprise Technology Center, etc.