Objective: To study the protective action of mica monomer granule preparation on the chief cell and parietal cell of gastric mucosa in experimental chronic atrophic gastritis (CAG) rats.

In the actual use of parts, a correct design can make the flow of particles in the direction of the main pressure.

Results The contents of main components in single decoction solution of ultra micro-powder were higher than those in concentrate-granules, and the same as those in slice form.