1.  Expanding very well  in the solid wall ,it is not easy to rotate or pull out. Good toughness, impact resistance, not broken and high expansion coefficient;

2.  The installation is convenient so improve the work efficiency very well;

3.  Has very good corrosion resistance and anti aging. It could maitain good performance  in the degree of -40 and 80 degrees;

4. It is widely applicable to various wall materials, for example, solid brick, concrete, aerated concrete, high hole brick, sand lime brick and so on; it is widely used for fixing the TV, small household electrical appliances, lighting, sanitary ware, towel rack, mirrors, picture frames, washbasin, fire switch;