Workshop & Shelter 1.ISO9001:2000 certificated 2.PU panel structure,light but strong 3.easy to install and long life to use prefab Workshop & Shelter1.This room can be widely uesed as warehouse,workshop,plant or shelters.2.ISO 9001:2000 certification3.Light weight and strong structure can reduce cost4.Cam lock can help you install easily5.Special design for customer prefab Workshop & Shelter