SilentGliss International Ltd. of Switzerland is the world's top supplier of indoor window decoration systems. SilentGliss's success began with a unique concept in 1950: combining nylon pulleys and aluminum tracks to create the world's first silent curtain track. This pioneering invention has attracted worldwide attention, and this patent has been recognized as a standard by the industry. The main product lines include: Curtain Opening and Closing Systems, Roller Blind Systems, Vertical Curtain Systems, Ceiling Curtain Systems, etc. Today, SilentGliss has branches in 30 countries and regions around the world.