... 3.easy construction,time and labor-saving 4.flexible layout Longtai metal houses include light steel prefab houses, and steel ... , mess halls, cabins, sentry boxes and villas, etc. Metal House Steel frames: Q235 and Q345; surface hot-dip galvanized ... stucture itself3) Easy construction, time-saving and labor-saving4) Flexible layout, beautiful appearance and higher space efficiency5) precision works, ...