Luo Xin says, the detachable furniture fitting pattern with the common metallic qualitative capable person on market most " enervated " , be necessary to prepare a commonly used tool knife in the home. Always want the furniture of move position especially, often should check connection place to whether have shake evidence, once discover, try to tighten solid immediately; Some furniture by the spare parts connection of plastic quality of a material, suffer environmental influence easily to appear to be out of shape and be brought about become loose, had better purchase a few spare parts ahead of schedule, so that change at any time. (author: Yi Jinyuan)