... recycling use 3. Portable, convenient to transport and relocate Main advantages of low cost sandwich panel easy assembled house: 1. Stable ... per day, 6 workers could work out 3K×10K house in two days. 5. Economical: Compared with concrete buildings ... . 8. Extensive application: Construction site, office building, family living house, school, dormitory, canteen, recreation room, washing room, bathroom, ...