Children with thick white tongue and bad breath can be improved with the following treatment measures: 1. It can effectively dry dampness, strengthen the spleen and help transport, which can play a good role in dealing with the white thick tongue coating and bad breath caused by cold dampness in the spleen and stomach; 2. Because some thick white tongue coating as well as bad breath is caused by heavy dampness, especially in summer. Patchouli and pelargonium can play the role of aromatizing dampness, which can effectively improve the thick tongue and is particularly prominent for the relief of bad breath.