Our firm since its inception, normally regards item top quality as company life, constantly make improvements to generation technology, improve product excellent and repeatedly strengthen organization total good quality management, in strict accordance with the national standard ISO 9001:2000 for roller blind smart curtain motor, Electrical Switchable Black Smart Film , Smart Mirror Film , Smart Dimming Glass ,Window Switchable Smart Pdlc Film . Our Enterprise Core Principle: The prestige 1st ;The quality guarantee ;The customer are supreme. The product will supply to all over the world, such as Europe, America, Australia,Latvia , Algeria ,Croatia , Mexico .We believe in establishing healthy customer relationships and positive interaction for business. Close cooperation with our customers has helped us to create strong supply chains and reap benefits. Our products have gained us widespread acceptance and the satisfaction of our worldwide valued clients.