Hi, I am a professional Coway agent in Malaysia. Established in 1989, Coway has been dedicated to researching and developing environmental solutions, particularly in personal health and wellbeing. With the world’s best specialists and scientists working hand-in-hand, we strongly believe that we can achieve our mission and make our vision a reality. Coway pays attention to its water filter quality and make sure that it reaches the highest standard to fulfill customer's requirement. If you have any questions, please do not hesitate to contact me. I am happy to help and discuss through your needs.