... ray player, HD player, 3D glasses, etc; Lighting & sound equipment: AV amplifier and controller, in-wall speaker, subwoofer, Hi-Fi ... & decorative materials: theater seat, theater sofa, 3D seat, sound absorbing material, carpet, etc; Home entertainment equipment: home karaoke ... device, etc. Contact Us Guangzhou Grandeur Exhibition Services Co., Ltd. Add: Room 2303, the 4th Tower, Dong Jun Plaza ...