Zhengzhou Light Sheng Exhibition Equipment Co., Ltd. is committed to the development of light box slim light box, slim light box set of R & D, production and sales. Main products: LED crystal light box, slim light box, slim light steel, KFC boxes, tea boxes and other advertising light boxes, aluminum alloy frame, poster frame, poster frame and other advertising profiles, build processing of various sizes. Custom boxes, please contact: 15333862756 QQ: 2308187419 Website: www.gslightbox.com profiles Width: 4cm thickness profiles: 2.8cm material: aluminum frame, transparent organic imports highlighted panel, LGP Product principle and characteristics: 1. turn positive sides open, easy to replace screen, easy installation and maintenance 2. light uniformity, no "ribs phenomenon", the most power-saving LED light source 3. Put the picture boxes can be used directly only super easy 4. Product Life:!!!! normal case 5-7 years