... we design some Mobile Type of Water Purification System for Emergency, such as: Back-Pack, Jeep, Trailer, ... treated and transformed into clean water or purification water for daily use, such as: Drinking, washing, ... so on. This system can also be used for field jobs, camping. We will use advanced and ... . System useful-life long. You can use them for about 3 to 5 year without replacing membranes when ...