Principle of heating and cooling
Heating & cooling balance massage is recently a new worldwide technology and is popular in Europe, USA and Japan etc. Its principle is as follows: When human skin and capillary vessels are under the alternate function of heating and cooling, i.e. the function of “expansion when heated and shrinkage when cooled”, the cells of human body will be stimulated and their vitality will be greatly strengthened, metabolism will be accelerated and blood circulation will also be quickened up so that the elasticity of blood vessels and human skin will be advanced and human skin will be smooth and dedicate and be full of vitality.