Established in 1989 in Korea, Coway is now the No 1 water purifier brand in both Korea and Malaysia. Not only owning the largest indoor water filter manufacturing plant in the world, Coway has its own state-of-the-art R&D centre in Seoul National University. Each model of Coway undergone over 1 million tests in R&D Centre before it is marketed. This strict procedure has earned Coway recognition for its high quality range of products, and combined with its regular maintenance service every 2 months, it has successfully won over 6 million customers’ heart across the world. In year 2006, Coway was introduced to the Malaysian market. To date, there are more than 850,000 customers in Malaysia and the number is rapidly growing.