However, when Negative Electric Ions were permeated into the surface of the skin, its pores and sweat glands expanded, which demonstrates good metabolism of the cell membranes.

• 而当使用负离子接触皮肤是，皮肤的毛孔和汗腺开始扩张，从而证明细胞的渗透能力增强，新陈代谢加速。