1、在安装的位置，墙面需要平整光滑，不要出现凹凸不平的。
2、如果是没有进行粉刷过的墙体，那么水泥墙体需要进行粉刷一些乳胶后再进行安装去。
3、安装前要测量面积的大小，以便符合安装三维扣板的要求。

1, in the location of the installation, the wall needs to be smooth and smooth, do not appear uneven.
2, If it is a wall that has not been painted, then the cement wall needs to be painted with some latex before it is installed.
3, Measure the size of the area before installation in order to meet the requirements for installing three-dimensional buttonboards.