Established in 1987, HM Digital Inc, is an original equipment manufacturer (OEM) that has been recognized worlwide for providing the best values in various water testing instrumentation.

Our products are co-designed between our Los Angeles office and our ISO-9001-certified factory in Seoul, Korea.

All HM Digital products are designed and manufactured to producing high quality water testing and monitoring equipment for all types of water treatment and purification systems, including reverse osmosis (RO). Currently HM Digital products are distributed and sold in over 50 countries througout the world.

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