The invention relates to a traditional Chinese preparation for treating fatty liver and process for preparation, characterized by that, the constituent percentage by weight of the raw material are, alisol 12-30%, radix salvia miltiorrhiza 10-25%, haw 12-30%, cassia seed 10-25%, prepared fleece-flower root 5-20%, bupleurum root 5-20%. And the making process comprises the steps of, (1) extracting by ethanol backflow, (2) combination of extract, filtering, depression reclaiming, condensation into clear plaster, (3) watering and immersing, vacuum drying, (4) filling starch into plaster powder, blending, then filling ethanol to obtain the finished product. Clinical application of the invention has proved its substantial curative effect and no side effect.