HESHUN - PET Film Company Profile Hesun is headquatered in Yuhang district, Hangzhou city of China, it is leading PET film manufacturer specialized in supplying transparent, colored and functional films widely used in the areas of electronic products, electrical, automotive, construction, packaging and decoration industries.  Our company has obtained over more 30 patents covering the research and development of raw material formulas, the renovation of key equipment, and the design and optimization of process parameters. We own a professional polyester film factory.   Adhere to the core business philosophy of "differentiation and functionality", further increase investment in research and innovation, and maintain the company's differentiated competitive advantage in the industry. based on the advanced manufacturing experience and R&D technology reserves accumulated , guided by the use needs of customers, we will tap into the different needs of consumer electronics, 5G equipment and other subdivided industries, and continue to expand the company's product series and application fields. The company aims to become the technology leader of colored optical electronic films in the future.  We can provide types of PET films and moisture resistant polyester film, if you are interested in wholesale business, you can contact us!