1.easy assemble and disassemble 2.perfect supporting facilitie 3.size:design for the customer 4.long years using 5.ISOand CE Material: 1.Light color steel sandwich panel,PU.EPS and rock wool2.insulative, different thickness can be chosed3.any special material optional:plumbing, electricity system, bathroom, Kitchen, home appliance, and furniture wool4.security aluminum door5.casement or sliding ...