Do the medical devices of massage chairs need to be certified?

Of course, certification is required.

First of all, the mechanical safety performance must be recognized by relevant departments;

Secondly, medical performance appraisal has to be done;

You can look for it:

Shanghai jiushun management medical equipment authentication consulting experts

Gmp certification of Shanghai Jiushun Medical Device Enterprise is a well-known institution recognized by CNCA, and it is the largest and most influential institution in China at present. ..