It is difficult to reduce the back meat by general exercise. This part of fat needs to be reduced by subcutaneous fat, and the most effective way to remove subcutaneous fat is medical beauty means, that is, liposuction and laser fat dissolution. LZ is recommended as a non-invasive way to reduce fat: Cool Plastic Freezing to reduce fat, and the freezing signal sent by the freezing fat-reducing instrument is transmitted to fat cells. Because fat cells are more sensitive to low temperature than other tissues, Cool Plastic Frozen Fat Reduction can only freeze fat cells, and will not harm other tissues of the body. Frozen fat cells will be excreted with the metabolism of the body to achieve slimming effect. Cool plastic frozen fat reduction is quite effective in removing local fat and will be suitable for LZ.