Our air and water associated with the material, and parts to produce research and development company.Atomospheric Science in the air, toxic gases(chlorine compounds, SOX, NOX, VOCS, etc.) Adsorption and ion substitution methods and materials to remove the air-conditioning filters to produce, Decalcify water quality in the water, removal of residual chlorine at room temperature ceramic molding filters for the ball as companines that produce.Harmful in the environment and human nature to keep the party is a friendly company.