Wellthy Corporation and Mitsubishi Chemical Aqua Solutions Co., Ltd. have merged to become a brand new company Business Lineup 01 Water Treatment & Production 02 Wastewater Treatment 03 Pure & Ultra-pure Water Production 04 Separation & Purification(Ion Exchange Resins) 05 Medical Water Production Systems 06 Hollow Fiber Membrane 07 Standard Filters Find more information Find more information News & Topics May 28, 2019 Our English Website has been renewed. April 1, 2019 Company merger of Wellthy Corporation and Mitsubishi Chemical Aqua Solutions Co., Ltd. News & Topics