In this year, TungHai iGEM aims to ameliorate the hospital environment by an air purifier, we have observed that people are suffering HAI (Hospital Acquired Infection) these days. HAI is often caused by the bacteria since recently the increase of the abuse of antibiotics in the hospital. Statistically, one in every ten patients acquires at least one HAIs while in hospital care. Hence, It can't be denied how crucial the whole environment is to this human beings. Therefore, we have invented a new product and named it as “Eco-Life", with its primary purpose being an air purifier. With this product, we are looking to provide a device alternative for those who pursue a healthy life.