Objective Improve sugar coating and finished product stability to be fit for users. Method Adopt new technology of film coating to substitute for sugar coating. Result The finished products which adopt the film coating technology are better to resolve original questions there are some spots on finished products surface and are not fit for some people to use. Reduce dosage of anti-activities and shorten disintegration time, improve products quantity and stability. Conclusion The film coating method is simple and ideal, which is good for application.