The “Detachable Flat Pack Container House” is a new product derived from the combination of the advantages of the flat pack container house and the shipping container house, abandon the flat pack container house base and corner fitting connection, from the appearance of the enhanced integrity, continue to use the bottom of the combination of nine square tubes to increase the stability of the bottom. Extend the shipping container house internal drainage way, exclude the problem of untimely drainage of the box, cost-effective, simple loading and unloading of the box to reduce the occupied area, convenient transportation.