EIST Co., Ltd. is a manufacturer and exporter which was established in 1990. We are specialist in the Anion antibacterial products developed by exclusive NHD technology with quality & price competition in the world market. Our Flow Water brand is made by our patented technology and productive automatic production system so that we can provide our goods with best price and quality to the world market. Anion antibacterial products are eco-friendly and healthy items to be helpful for the cleaner and healthier life to all ages.