Top line 1.Various types 2.Easy to install, ToplineFeature:1) Easily assembling with smooth suface, and without gap when fitted together.2) 2) High intensity,corrode-resisting,aging-resisting,can be used for more than 30 years.3) 3) Fire, water and antibiotic preventing, healthy and environmental.4) 4) The surface design is clear with laminated or non-laminated5) 5) For ceiling and wall ...