Water, air and sunlight are the three essential elements of human survival, none of which is indispensable. However, with the development of economy, the global ecological environment has been destroyed, and the water quality and air quality that people depend on cannot be guaranteed, threatening human health. In such a social environment, OLANSI was founded. In order to protect human health, the founder, together with experts and scholars from various scientific research institutions, is committed to developing products for purifying water and air.