Established in 2014,Guangzhou Roson Medical Devices Co., Ltd.specialize in research, development, manufacture and sale of electronic medical devices and other health care products. We can supply electronic pulse massager and different kinds massager. We have More than 27 years production experience(predecessor is Guangzhou Huakang Electronic Technology Co., Ltd.founded in 1993),We have Professional R&D team ,OEM&ODM service is available.From the early 90s, we began to concentrate on the researching and production of electronic pulse massager, so we are the pioneer in this field.After 25 years of market text, our electronic pulse massager has become the China well-known trademarks, products sold very well at home and abroad.
The air anion tester is special design for measuring the concentration of positive and negative ions. Suit to measure negative ion generator, air purifier, negative ion hair dryer, air conditioning… and high concentration of the ion source, but it can’t be used to testing the negative oxygen ions from natural environment and leather, cloth, powder etc.
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