... 3.environmental friendly 4.heat preservation economic prefabricated houses/low cost prefabricated eps houses : Main Material: 1.The roof and wall ... on you! Other Points: 1.used in building site, low cost, easy installation, reusable. 2.used in building site and can ... , office, control center, canteen and so on. 4.The low-cost, easy assemble and disassemble, reusable are the most outstanding advantages ...