We supply the prefab warehouse as the professional manufacuturer in the prefab house in China .We can design by the specialization from customers. we use the H shape steel for the sturcture,and EPS or Rockwool or PU sandwich panel for the external wall or interior wall with the facilities waterproof ,fireproof,heat-resistant,noise-degeneration as well.We also use the sandwich panel for roof which is good for keeping warm.in a word , the building is with following advantages such as easy installation, widely use extent, low cost,etc