Research Methodology TechSci Research used its own forecast tool, which is based on the growth of various allied industries in respective regions. TechSci Research also used the impact analysis during short, medium and long-term period to estimate and analyze the market demand scenario. The currency used in the report is the United States Dollar (USD), with the market size indicated in USD million. Partial List of Companies Interviewed Key Secondary Sources ▪ Midea Group Co. Ltd. ▪ World Bank ▪ Coway Co. Ltd. ▪ TechSci Research Proprietary Database & Knowledge ▪ Brita GmbH Repository ▪ A.O. Smith Corporation ▪ Company Annual Reports ▪ Eureka Forbes Limited ▪ Industry Magazines ▪ Culligan International Company ▪ BP Statistics ▪ BWT Holding GmbH ▪ Industry Reports ▪ Unilever PLC ▪ News Dailies ▪ Panasonic Corporation ▪ Credible Paid Databases ▪ Kent R O Systems Limited © TechSci Research 18 18