New house decoration is not an easy thing to do, not only need to spend a lot of time and money, and we need a lot of things in the decoration to ensure the quality of the decoration. The step of the decoration is the main transformation, we must first understand the interior of the wall before hitting the wall which is the load-bearing wall, load-bearing wall can not be smashed, otherwise it will cause safety hazards. In addition, we should also reasonably arrange the time to smash the wall, otherwise it will cause inconvenience to the lives of others.