We are specialized in research, produce and sale 3D glasses lens/ 3D paper glasses / graphics raster lens/ stage light lens/ diffraction grating components / firework glasses/ special graphics raster lens with large angle/ special laser and special raster tools. As the first also the only researcher of the 3D glasses in China, we have established strong working relationships with many Chinese large customers. With the development of our products, we are looking forward to establish working relationship with foreign customers. The high quality and competitive price of our products definitely will be your good choice.