... refrigeration equipment; 2. hair removal and skin rejuvenation 3. CE 2013 new design IPL hair removal machines E-Light theory1.Face lifting ,Wrinkle ... time, after being selectively absorbed of the light, then will function on various lesion tissue of dermis. In the premise of ... wavelength to kill propionibacterium in Acne , and using the cooperated function of red light ,ultra-red ray and RF current to ...