Suzhou Yisheng Optical Materials Co., Ltd. (registered capital: RMB105 million), a Suzhou-based high-tech enterprise, specializes in R&D, manufacturing and sales of polymer functional films. Leveraging PVF/PVDF/FEVE fluoromaterials and EVA/POE technologies, we produce industry-leading solar encapsulation films and backsheets with 25+ year warranties, excelling in mechanical strength, adhesion, dielectric strength, moisture resistance, and weatherability.  
Our core products—solar films, PV backsheets, modules, and flexible optical films—serve global photovoltaic, optical, and electronics sectors. With headquarters in Suzhou and six facilities across China and Southeast Asia (including Vietnam and Indonesia), we target 130 million m² annual backsheet capacity and 450 million m² encapsulation film capacity by 2025. Overseas module production reaches 1.5GW.  
With 100+ global patents and an international R&D team of industry experts and PhDs, we supply leading clients such as JA Solar, JinkoSolar, GCL-Poly, Huaneng Group, Haitai New Energy, Jinzhou Yangguang, Risen Energy, and EGing PV.   
Our talent-focused culture, advanced production lines, and strict quality control ensure stable output and superior products. Committed to "Materials transforms life," we drive innovation to deliver cutting-edge solar solutions worldwide.