In recent years, many old buidling outside wall ( such as : school , hosipital , office and so on ) need to be decoration ,  it is very easy to use our PU sandwich panel for old buidling decoration . at the same time , our PU sandwich panel also can use on new building ( such as : villa , prefab house , steel frame house ) .  Our PU sandwich panel is very popular in many countries .  more information , please kindly contact us , thanks .