Shenzhen Sunwotech Technology Co., Ltd is located in Shenzhen Special Economic Zone. We are a new and high technology company with producing and sales together. The new material technology we developed has obtained many patents in China. Our products are sold worldwide and the main market is European countries and North America. We are the only company who has the third generation technology of Ultra Clear Electronic smart Film. And we have intellectual property on the PDLC product ingredients and production procedures. Because of our outstanding R&D team, we are the leading company of PDLC smart film manufactures in China. With our advanced producing procedures and high quality material imported from Europe, we exert our effort providing the clearest, the purist and the longest service life PDLC smart film for the in building and car.