Soundhon

Soundhon (Soundhon Toplunge Co., Ltd.) is a vertically integrated OEM/ODM manufacturer of ice bath chillers and cold plunge tubs based in Guangzhou, China. Operating from a 6,000 m2 factory with 15+ years of HVAC engineering experience, Soundhon designs, engineers, and manufactures core components in-house including titanium heat exchangers and CNC-machined housings. The company serves global wellness brands with white-label ready chiller and tub lines, offering full customization from logo placement to deep engineering modifications.