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In recent years, more and more serious haze. In the haze of the most frightening thing is that PM2.5.
This particle can penetrate most masks and direct access to the lungs. The main idea of the masks in pm2.5 not make sense.
In the lower right corner of the Chinese meaning Unstoppable.
Deming Rd., Gueishan Dist., Taoyuan City 333, Taiwan (R.O.C.)
Taoyuan City, Taiwan