BALLERUP, Denmark and HOUSTON and SHANGHAI, May 7, 2024 /PRNewswire/ -- LiqTech International, Inc. (NASDAQ: LIQT), a clean technology company that manufactures and markets highly specialized filtration products and systems for marine, and Dan Marine Group (DMG), an Asian-focused provider of high quality products and after sales services to marine and offshore industry customers worldwide, have entered into a partnership agreement to expand LiqTech's presence in the Chinese shipbuilding and repair market fo ...