... Care ISO9001 OEM one year warranty, CE good quality oxygen concentrator, Oxygen Jet, skin machine from our factoryApplications:Acne removal/ Chloasma removal/Face ... function of the chemical plating. A: Respiratory system----rhinitis, faucitis, catchcold,etc.; B: Neural system----neurasthenic, insomnia, migraine, etc.;C: Blood----leucopenia ...