Changzhou Sanyou Dissan Protective Materials MFG Co., Ltd is a state-holding company of China Aerospace Science and Technology Company which is specialized in designing and producing automotive films, commercial & residential films and special protection films. Our total amount of investment is 21601.03 million yuan and we have two manufacture bases in Changzhou& Xian. Sanyou Dissan has 9 advanced precise coating lines and 9 slitting lines with annual production capacity of 80,000,000 SQM. It is a large-scale base for the research, development and production of window films in Asia and the window films are sold to many countries and regions of the world. We have high-level professional R&D team, including doctors, master and over 50 national patents. Sanyou Dissan has perfected itself in five key production technologies: precise coating structural design and surface processing of film spectral selection control functionality formulation design and manufacturing toning and warranty. We have solved long-puzzled technical problems and took the lead in grasping the fifth generation of window film production technology in domestic industry, which also ranks among the top list of companies with advanced high-performance film materials around the world. We have passed ISO9001 Quality Management System, ISO14001 Environment Management System, OHSAS 18000 Employment Security and Health Management System and BSCI (Business Social compliance Initiative), CTC National Energy-Saving Product Certification. Sanyou Dissan was authorized as Jiangsu Engineering Research Center for High-Performance Optical Film Materials, Jiangsu Enterprise Technical Center. We also participate in national industrial standard-making process for vehicle and commercial-use functional films Sanyou Dissan will keep pursuing the value: Seek co-development with customers; Create wealth for shareholders; Seek common wealth with staff, Create prosperity for society. We stick to Innovation, Coordination, Green, Open and Share as our development concept and Truth-Seeking and forging Ahead, Never Cease to Advance as our spirit. Leading in the functional film material industry, Sanyou Dissan will under scientific and efficient management keeps providing remarkable and stable good-quality products as well as good services which devotes to become a professional manufacturer and supplier of functional films in the world.