Objective: According to relevant management measures for the national health food, the preparation process, quality standard, stability and efficiency of Li Jian granules were experimental study, to establish a scientific, reasonable, feasible extraction process, molding process, and to investigat the quality standard, long-term stability and efficiency.Method: 1.With the yield of polysaccharides and total saponins yield comprehensive score as the indexes,using L9(34) orthogonal experiment investigat the so...